diff --git a/src/actions/multiaction.h b/src/actions/multiaction.h
index 3ab4d48..1975335 100644
--- a/src/actions/multiaction.h
+++ b/src/actions/multiaction.h
@@ -12,11 +12,8 @@ class MultiAction<T> : public virtual ActionInterface
 public:
     void triggered() override
     {
-        m_action.triggered();
+        T{}.triggered();
     }
-
-private:
-    T m_action;
 };
 
 template<typename T, typename ...Tmore>
@@ -25,11 +22,8 @@ class MultiAction<T, Tmore...> : public virtual MultiAction<Tmore...>
 public:
     void triggered() override
     {
-        m_action.triggered();
+        T{}.triggered();
         MultiAction<Tmore...>::triggered();
     }
-
-private:
-    T m_action;
 };
 }
diff --git a/src/display.h b/src/display.h
index c6dd14d..a68cdb4 100644
--- a/src/display.h
+++ b/src/display.h
@@ -11,30 +11,38 @@ class ChangeValueDisplayInterface;
 namespace {
 class ConfirmInterface {
 public:
-    virtual void confirm() {}
+    virtual void confirm() = 0;
 };
 
 class BackInterface {
 public:
-    virtual void back() {}
+    virtual void back() = 0;
 };
 
 template<typename T>
 class ConfirmActionInterface : public virtual ConfirmInterface
 {
-    T m_action;
-
 public:
-    void confirm() override { m_action.triggered(); }
+    void confirm() override { T{}.triggered(); }
+};
+
+class DummyConfirm : public virtual ConfirmInterface
+{
+public:
+    void confirm() override {}
 };
 
 template<typename T>
 class BackActionInterface : public virtual BackInterface
 {
-    T m_action;
-
 public:
-    void back() override { m_action.triggered(); }
+    void back() override { T{}.triggered(); }
+};
+
+class DummyBack : public virtual BackInterface
+{
+public:
+    void back() override {}
 };
 
 class Display : public virtual ConfirmInterface, public virtual BackInterface {
diff --git a/src/displays/bmsdisplay.h b/src/displays/bmsdisplay.h
index a3cc21e..ad39644 100644
--- a/src/displays/bmsdisplay.h
+++ b/src/displays/bmsdisplay.h
@@ -15,7 +15,7 @@ class StatusDisplay;
 }
 namespace {
 #ifdef FEATURE_BMS
-class BmsDisplay : public Display, public ConfirmActionInterface<SwitchScreenAction<MainMenu>>
+class BmsDisplay : public Display, public ConfirmActionInterface<SwitchScreenAction<MainMenu>>, public DummyBack
 {
 public:
     void initScreen() override;
diff --git a/src/displays/calibratedisplay.h b/src/displays/calibratedisplay.h
index b4b6b79..0da3fe3 100644
--- a/src/displays/calibratedisplay.h
+++ b/src/displays/calibratedisplay.h
@@ -189,12 +189,12 @@ void CalibrateDisplay::redraw()
             }
             __builtin_unreachable();
         }());
-        tft.setTextColor(TFT_WHITE, TFT_BLACK);
 
         if (m_selectedButton != m_renderedButton && (m_selectedButton == 0 || m_renderedButton == 0))
-            tft.drawRect(23, 275, 100, 27, m_selectedButton == 0 ? color : TFT_BLACK);
+            tft.drawRect(3, 275, 100, 27, m_selectedButton == 0 ? color : TFT_BLACK);
     }
 
+    tft.setTextColor(TFT_WHITE, TFT_BLACK);
     m_labels[10].redraw([&](){
         switch (m_status)
         {
@@ -203,13 +203,13 @@ void CalibrateDisplay::redraw()
         case Status::GasMax:
         case Status::BremsMin:
         case Status::BremsMax:
-        case Status::Confirm: return "Restart";
+        case Status::Confirm: return "Abort";
         }
         __builtin_unreachable();
     }());
 
     if (m_selectedButton != m_renderedButton && (m_selectedButton == 1 || m_renderedButton == 1))
-        tft.drawRect(143, 275, 100, 27, m_selectedButton == 1 ? TFT_WHITE : TFT_BLACK);
+        tft.drawRect(123, 275, 100, 27, m_selectedButton == 1 ? TFT_WHITE : TFT_BLACK);
 
     m_renderedButton = m_selectedButton;
 }
diff --git a/src/displays/dualgraphdisplay.h b/src/displays/dualgraphdisplay.h
deleted file mode 100644
index 1976fb4..0000000
--- a/src/displays/dualgraphdisplay.h
+++ /dev/null
@@ -1,49 +0,0 @@
-#pragma once
-
-#include "display.h"
-#include "actions/switchscreenaction.h"
-#include "textinterface.h"
-#include "widgets/label.h"
-#include "widgets/graph.h"
-#include "globals.h"
-#include "statistics.h"
-
-namespace {
-class GraphsMenu;
-}
-
-namespace {
-class DualGraphDisplay : public Display, public ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>, public BackActionInterface<SwitchScreenAction<GraphsMenu>>
-{
-public:
-    void initScreen() override;
-    void redraw() override;
-
-private:
-    Label m_titleLabel{5, 5}; // 230, 25
-
-    Graph<200, 1> m_graph0{0, 40, 133};
-    Graph<200, 1> m_graph1{0, 179, 133};
-};
-
-void DualGraphDisplay::initScreen()
-{
-    tft.fillScreen(TFT_BLACK);
-
-    m_titleLabel.start();
-    tft.fillRect(0, 34, tft.width(), 3, TFT_WHITE);
-
-    m_graph0.start({statistics::gas});
-    m_graph1.start({statistics::brems});
-}
-
-void DualGraphDisplay::redraw()
-{
-    tft.setTextFont(4);
-    tft.setTextColor(TFT_YELLOW, TFT_BLACK);
-    m_titleLabel.redraw("Gas/Brems dual");
-
-    m_graph0.redraw({statistics::gas});
-    m_graph1.redraw({statistics::brems});
-}
-}
diff --git a/src/displays/graphdisplay.h b/src/displays/graphdisplay.h
index dc99b1a..c5ee2db 100644
--- a/src/displays/graphdisplay.h
+++ b/src/displays/graphdisplay.h
@@ -1,31 +1,37 @@
 #pragma once
 
 #include "display.h"
-#include "actions/switchscreenaction.h"
 #include "textinterface.h"
 #include "widgets/label.h"
 #include "widgets/graph.h"
 #include "globals.h"
 #include "statistics.h"
 
-namespace {
-class GraphsMenu;
-}
-
 namespace {
 template<size_t COUNT>
-class MultiStatisticsInterface
+class GraphAccessorInterface
 {
 public:
     virtual std::array<std::reference_wrapper<const statistics::ContainerType>, COUNT> getBuffers() const = 0;
 };
 
-class MultiStatisticsSingleImpl : public virtual MultiStatisticsInterface<1>, public virtual BufferAccessorInterface
+template<typename T>
+class SingleGraphAccessor : public virtual GraphAccessorInterface<1>
 {
 public:
-    std::array<std::reference_wrapper<const statistics::ContainerType>, 1> getBuffers() const
+    Graph<200, 1>::Container getBuffers() const
     {
-        return {getBuffer()};
+        return {T{}.getBuffer()};
+    }
+};
+
+template<typename T1, typename T2>
+class DualGraphAccessor : public virtual GraphAccessorInterface<2>
+{
+public:
+    Graph<200, 2>::Container getBuffers() const
+    {
+        return {T1{}.getBuffer(), T2{}.getBuffer()};
     }
 };
 
@@ -33,9 +39,7 @@ template<size_t COUNT>
 class GraphDisplay :
         public Display,
         public virtual TextInterface,
-        public ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
-        public BackActionInterface<SwitchScreenAction<GraphsMenu>>,
-        public virtual MultiStatisticsInterface<COUNT>
+        public virtual GraphAccessorInterface<COUNT>
 {
 public:
     void initScreen() override;
@@ -58,7 +62,7 @@ void GraphDisplay<COUNT>::initScreen()
     m_titleLabel.start();
     tft.fillRect(0, 34, tft.width(), 3, TFT_WHITE);
 
-    m_graph.start(static_cast<const MultiStatisticsInterface<COUNT> &>(*this).getBuffers());
+    m_graph.start(static_cast<const GraphAccessorInterface<COUNT> &>(*this).getBuffers());
 }
 
 template<size_t COUNT>
@@ -68,6 +72,6 @@ void GraphDisplay<COUNT>::redraw()
     tft.setTextColor(TFT_YELLOW, TFT_BLACK);
     m_titleLabel.redraw(text());
 
-    m_graph.redraw(static_cast<const MultiStatisticsInterface<COUNT> &>(*this).getBuffers());
+    m_graph.redraw(static_cast<const GraphAccessorInterface<COUNT> &>(*this).getBuffers());
 }
 }
diff --git a/src/displays/lockscreen.h b/src/displays/lockscreen.h
index ecf241b..68f17d6 100644
--- a/src/displays/lockscreen.h
+++ b/src/displays/lockscreen.h
@@ -14,7 +14,7 @@ class MainMenu;
 }
 
 namespace {
-class Lockscreen : public Display
+class Lockscreen : public Display, public DummyBack
 {
     using Base = Display;
 
diff --git a/src/displays/menus/graphsmenu.h b/src/displays/menus/graphsmenu.h
index a599f31..f77c427 100644
--- a/src/displays/menus/graphsmenu.h
+++ b/src/displays/menus/graphsmenu.h
@@ -7,44 +7,143 @@
 #include "icons/back.h"
 #include "texts.h"
 #include "displays/graphdisplay.h"
+#include "displays/splitgraphdisplay.h"
 #include "statistics.h"
 
 namespace {
 class MainMenu;
-class DualGraphDisplay;
+class GraphsMenu;
 }
 
 namespace {
-using GasGraphDisplay = makeComponent<GraphDisplay<1>, StaticText<TEXT_GAS>, MultiStatisticsSingleImpl, GasStatistics>;
-using BremsGraphDisplay = makeComponent<GraphDisplay<1>, StaticText<TEXT_BREMS>, MultiStatisticsSingleImpl, BremsStatistics>;
-using AvgSpeedGraphDisplay = makeComponent<GraphDisplay<1>, StaticText<TEXT_AVGSPEED>, MultiStatisticsSingleImpl, AvgSpeedStatistics>;
-using AvgSpeedKmhGraphDisplay = makeComponent<GraphDisplay<1>, StaticText<TEXT_AVGSPEEDKMH>, MultiStatisticsSingleImpl, AvgSpeedKmhStatistics>;
-using SumCurrentGraphDisplay = makeComponent<GraphDisplay<1>, StaticText<TEXT_SUMCURRENT>, MultiStatisticsSingleImpl, SumCurrentStatistics>;
-using FrontVoltageGraphDisplay = makeComponent<GraphDisplay<1>, StaticText<TEXT_FRONTVOLTAGE>, MultiStatisticsSingleImpl, FrontVoltageStatistics>;
-using BackVoltageGraphDisplay = makeComponent<GraphDisplay<1>, StaticText<TEXT_BACKVOLTAGE>, MultiStatisticsSingleImpl, BackVoltageStatistics>;
-#ifdef FEATURE_BMS
-using BmsVoltageGraphDisplay = makeComponent<GraphDisplay<1>, StaticText<TEXT_BMSVOLTAGE>, MultiStatisticsSingleImpl, BmsVoltageStatistics>;
-using BmsCurrentGraphDisplay = makeComponent<GraphDisplay<1>, StaticText<TEXT_BMSCURRENT>, MultiStatisticsSingleImpl, BmsCurrentStatistics>;
-using BmsPowerGraphDisplay = makeComponent<GraphDisplay<1>, StaticText<TEXT_BMSPOWER>, MultiStatisticsSingleImpl, BmsPowerStatistics>;
+using GasGraphDisplay = makeComponent<
+    GraphDisplay<1>,
+    StaticText<TEXT_GAS>,
+    SingleGraphAccessor<GasStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+using BremsGraphDisplay = makeComponent<
+    GraphDisplay<1>,
+    StaticText<TEXT_BREMS>,
+    SingleGraphAccessor<BremsStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+using PotisGraphDisplay = makeComponent<
+    GraphDisplay<2>,
+    StaticText<TEXT_POTIS>,
+    DualGraphAccessor<GasStatistics, BremsStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+using PotisSplitGraphDisplay = makeComponent<
+    SplitGraphDisplay<1, 1>,
+    StaticText<TEXT_POTIS>,
+    SingleTopGraphAccessor<GasStatistics>,
+    SingleBottomGraphAccessor<BremsStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
 
-class SumCurrentsComparisonStatistics : public virtual MultiStatisticsInterface<2>
-{
-    std::array<std::reference_wrapper<const statistics::ContainerType>, 2> getBuffers() const override
-    {
-        return {SumCurrentStatistics{}.getBuffer(), BmsCurrentStatistics{}.getBuffer()};
-    }
-};
-using SumCurrentsComparisonGraphDisplay = makeComponent<GraphDisplay<2>, StaticText<TEXT_SUMCURRENTSCOMPARISON>, SumCurrentsComparisonStatistics>;
+using AvgSpeedGraphDisplay = makeComponent<
+    GraphDisplay<1>,
+    StaticText<TEXT_AVGSPEED>,
+    SingleGraphAccessor<AvgSpeedStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+using AvgSpeedKmhGraphDisplay = makeComponent<
+    GraphDisplay<1>,
+    StaticText<TEXT_AVGSPEEDKMH>,
+    SingleGraphAccessor<AvgSpeedKmhStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+
+using SumCurrentGraphDisplay = makeComponent<
+    GraphDisplay<1>,
+    StaticText<TEXT_SUMCURRENT>,
+    SingleGraphAccessor<SumCurrentStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+
+using FrontVoltageGraphDisplay = makeComponent<
+    GraphDisplay<1>,
+    StaticText<TEXT_FRONTVOLTAGE>,
+    SingleGraphAccessor<FrontVoltageStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+using BackVoltageGraphDisplay = makeComponent<
+    GraphDisplay<1>,
+    StaticText<TEXT_BACKVOLTAGE>,
+    SingleGraphAccessor<BackVoltageStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+using VoltagesGraphDisplay = makeComponent<
+    GraphDisplay<2>,
+    StaticText<TEXT_VOLTAGES>,
+    DualGraphAccessor<FrontVoltageStatistics, BackVoltageStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+using VoltagesSplitGraphDisplay = makeComponent<
+    SplitGraphDisplay<1, 1>,
+    StaticText<TEXT_VOLTAGES>,
+    SingleTopGraphAccessor<FrontVoltageStatistics>,
+    SingleBottomGraphAccessor<BackVoltageStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+
+#ifdef FEATURE_BMS
+using BmsVoltageGraphDisplay = makeComponent<
+    GraphDisplay<1>,
+    StaticText<TEXT_BMSVOLTAGE>,
+    SingleGraphAccessor<BmsVoltageStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+using BmsCurrentGraphDisplay = makeComponent<
+    GraphDisplay<1>,
+    StaticText<TEXT_BMSCURRENT>,
+    SingleGraphAccessor<BmsCurrentStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+using BmsPowerGraphDisplay = makeComponent<
+    GraphDisplay<1>,
+    StaticText<TEXT_BMSPOWER>,
+    SingleGraphAccessor<BmsPowerStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
+using SumCurrentsComparisonGraphDisplay = makeComponent<
+    GraphDisplay<2>,
+    StaticText<TEXT_SUMCURRENTSCOMPARISON>,
+    DualGraphAccessor<SumCurrentStatistics, BmsCurrentStatistics>,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
 #endif
 
-class MotorCurrentsStatistics : public virtual MultiStatisticsInterface<4>
+class MotorCurrentsStatistics : public virtual GraphAccessorInterface<4>
 {
     std::array<std::reference_wrapper<const statistics::ContainerType>, 4> getBuffers() const override
     {
         return {FrontLeftCurrentStatistics{}.getBuffer(), FrontRightCurrentStatistics{}.getBuffer(), BackLeftCurrentStatistics{}.getBuffer(), BackRightCurrentStatistics{}.getBuffer()};
     }
 };
-using MotorCurrentsGraphDisplay = makeComponent<GraphDisplay<4>, StaticText<TEXT_MOTORCURRENTS>, MotorCurrentsStatistics>;
+using MotorCurrentsGraphDisplay = makeComponent<
+    GraphDisplay<4>,
+    StaticText<TEXT_MOTORCURRENTS>,
+    MotorCurrentsStatistics,
+    ConfirmActionInterface<SwitchScreenAction<GraphsMenu>>,
+    BackActionInterface<SwitchScreenAction<GraphsMenu>>
+>;
 
 class GraphsMenu :
     public MenuDisplay,
@@ -53,11 +152,15 @@ class GraphsMenu :
     public StaticMenuDefinition<
         makeComponent<MenuItem, StaticText<TEXT_GAS>,                   SwitchScreenAction<GasGraphDisplay>>,
         makeComponent<MenuItem, StaticText<TEXT_BREMS>,                 SwitchScreenAction<BremsGraphDisplay>>,
+        makeComponent<MenuItem, StaticText<TEXT_POTIS>,                 SwitchScreenAction<PotisGraphDisplay>>,
+        makeComponent<MenuItem, StaticText<TEXT_POTIS>,                 SwitchScreenAction<PotisSplitGraphDisplay>>,
         makeComponent<MenuItem, StaticText<TEXT_AVGSPEED>,              SwitchScreenAction<AvgSpeedGraphDisplay>>,
         makeComponent<MenuItem, StaticText<TEXT_AVGSPEEDKMH>,           SwitchScreenAction<AvgSpeedKmhGraphDisplay>>,
         makeComponent<MenuItem, StaticText<TEXT_SUMCURRENT>,            SwitchScreenAction<SumCurrentGraphDisplay>>,
         makeComponent<MenuItem, StaticText<TEXT_FRONTVOLTAGE>,          SwitchScreenAction<FrontVoltageGraphDisplay>>,
         makeComponent<MenuItem, StaticText<TEXT_BACKVOLTAGE>,           SwitchScreenAction<BackVoltageGraphDisplay>>,
+        makeComponent<MenuItem, StaticText<TEXT_VOLTAGES>,              SwitchScreenAction<VoltagesGraphDisplay>>,
+        makeComponent<MenuItem, StaticText<TEXT_VOLTAGES>,              SwitchScreenAction<VoltagesSplitGraphDisplay>>,
 #ifdef FEATURE_BMS
         makeComponent<MenuItem, StaticText<TEXT_BMSVOLTAGE>,            SwitchScreenAction<BmsVoltageGraphDisplay>>,
         makeComponent<MenuItem, StaticText<TEXT_BMSCURRENT>,            SwitchScreenAction<BmsCurrentGraphDisplay>>,
@@ -65,7 +168,6 @@ class GraphsMenu :
         makeComponent<MenuItem, StaticText<TEXT_SUMCURRENTSCOMPARISON>, SwitchScreenAction<SumCurrentsComparisonGraphDisplay>>,
 #endif
         makeComponent<MenuItem, StaticText<TEXT_MOTORCURRENTS>,         SwitchScreenAction<MotorCurrentsGraphDisplay>>,
-        makeComponent<MenuItem, StaticText<TEXT_DUALGRAPHS>,            SwitchScreenAction<DualGraphDisplay>>,
         makeComponent<MenuItem, StaticText<TEXT_BACK>,                  SwitchScreenAction<MainMenu>, StaticMenuItemIcon<&icons::back>>
     >
 {};
diff --git a/src/displays/metersdisplay.h b/src/displays/metersdisplay.h
index 09285ce..a5e47a9 100644
--- a/src/displays/metersdisplay.h
+++ b/src/displays/metersdisplay.h
@@ -39,12 +39,12 @@ private:
 
     static constexpr auto x = 40;
     std::array<VerticalMeter, 6> meters{{
-        VerticalMeter{"U f", "%.1fV", 0*x, 160},
-        VerticalMeter{"U b", "%.1fV", 1*x, 160},
-        VerticalMeter{"Ivl", "%.1fA", 2*x, 160},
-        VerticalMeter{"Ivr", "%.1fA", 3*x, 160},
-        VerticalMeter{"Ihl", "%.1fA", 4*x, 160},
-        VerticalMeter{"Ihr", "%.1fA", 5*x, 160}
+        VerticalMeter{"U f", "%.1f", 0*x, 160},
+        VerticalMeter{"U b", "%.1f", 1*x, 160},
+        VerticalMeter{"Ibl", "%.1f", 2*x, 160},
+        VerticalMeter{"Ibr", "%.1f", 3*x, 160},
+        VerticalMeter{"Ihl", "%.1f", 4*x, 160},
+        VerticalMeter{"Ihr", "%.1f", 5*x, 160}
     }};
 };
 
diff --git a/src/displays/poweroffdisplay.h b/src/displays/poweroffdisplay.h
index a6f2b2e..759f1ad 100644
--- a/src/displays/poweroffdisplay.h
+++ b/src/displays/poweroffdisplay.h
@@ -12,7 +12,7 @@ class MainMenu;
 }
 
 namespace {
-class PoweroffDisplay : public Display
+class PoweroffDisplay : public Display, public DummyConfirm, public DummyBack
 {
 public:
     void start() override;
diff --git a/src/displays/spirodisplay.h b/src/displays/spirodisplay.h
index 226516f..96a9a31 100644
--- a/src/displays/spirodisplay.h
+++ b/src/displays/spirodisplay.h
@@ -13,7 +13,7 @@ class DemosMenu;
 }
 
 namespace {
-class SpiroDisplay : public Display, public SwitchScreenAction<DemosMenu>, public BackActionInterface<SwitchScreenAction<DemosMenu>>
+class SpiroDisplay : public Display, public SwitchScreenAction<DemosMenu>, public DummyConfirm, public BackActionInterface<SwitchScreenAction<DemosMenu>>
 {
 public:
     void initScreen() override;
diff --git a/src/displays/splitgraphdisplay.h b/src/displays/splitgraphdisplay.h
new file mode 100644
index 0000000..32a5a4c
--- /dev/null
+++ b/src/displays/splitgraphdisplay.h
@@ -0,0 +1,85 @@
+#pragma once
+
+#include "display.h"
+#include "textinterface.h"
+#include "widgets/label.h"
+#include "widgets/graph.h"
+#include "globals.h"
+#include "statistics.h"
+
+namespace {
+template<std::size_t COUNT>
+class TopGraphAccessorInterface
+{
+public:
+    virtual typename Graph<200, COUNT>::Container getTopBuffers() const = 0;
+};
+
+template<typename T>
+class SingleTopGraphAccessor : public virtual TopGraphAccessorInterface<1>
+{
+public:
+    typename Graph<200, 1>::Container getTopBuffers() const override
+    {
+        return {T{}.getBuffer()};
+    }
+};
+
+template<std::size_t COUNT>
+class BottomGraphAccessorInterface
+{
+public:
+    virtual typename Graph<200, COUNT>::Container getBottomBuffers() const = 0;
+};
+
+template<typename T>
+class SingleBottomGraphAccessor : public virtual BottomGraphAccessorInterface<1>
+{
+public:
+    typename Graph<200, 1>::Container getBottomBuffers() const override
+    {
+        return {T{}.getBuffer()};
+    }
+};
+
+template<std::size_t COUNT0, std::size_t COUNT1>
+class SplitGraphDisplay :
+        public Display,
+        public virtual TextInterface,
+        public virtual TopGraphAccessorInterface<COUNT0>,
+        public virtual BottomGraphAccessorInterface<COUNT1>
+{
+public:
+    void initScreen() override;
+    void redraw() override;
+
+private:
+    Label m_titleLabel{5, 5}; // 230, 25
+
+    Graph<200, COUNT0> m_graph0{0, 40, 133};
+    Graph<200, COUNT1> m_graph1{0, 179, 133};
+};
+
+template<std::size_t COUNT0, std::size_t COUNT1>
+void SplitGraphDisplay<COUNT0, COUNT1>::initScreen()
+{
+    tft.fillScreen(TFT_BLACK);
+
+    m_titleLabel.start();
+    tft.fillRect(0, 34, tft.width(), 3, TFT_WHITE);
+
+    m_graph0.start(static_cast<const TopGraphAccessorInterface<COUNT0>&>(*this).getTopBuffers());
+    m_graph1.start(static_cast<const BottomGraphAccessorInterface<COUNT1>&>(*this).getBottomBuffers());
+}
+
+template<std::size_t COUNT0, std::size_t COUNT1>
+void SplitGraphDisplay<COUNT0, COUNT1>::redraw()
+{
+    tft.setTextFont(4);
+    tft.setTextColor(TFT_YELLOW, TFT_BLACK);
+    m_titleLabel.redraw(text());
+
+    m_graph0.redraw(static_cast<const TopGraphAccessorInterface<COUNT0>&>(*this).getTopBuffers());
+    m_graph1.redraw(static_cast<const BottomGraphAccessorInterface<COUNT1>&>(*this).getBottomBuffers());
+}
+}
diff --git a/src/displays/statusdisplay.h b/src/displays/statusdisplay.h
index 698c538..115dd94 100644
--- a/src/displays/statusdisplay.h
+++ b/src/displays/statusdisplay.h
@@ -20,7 +20,7 @@ class MetersDisplay;
 }
 
 namespace {
-class StatusDisplay : public Display, public ConfirmActionInterface<SwitchScreenAction<MainMenu>>
+class StatusDisplay : public Display, public ConfirmActionInterface<SwitchScreenAction<MainMenu>>, public DummyBack
 {
 public:
     void initScreen() override;
diff --git a/src/displays/updatedisplay.h b/src/displays/updatedisplay.h
index 46af5e1..4fd6aeb 100644
--- a/src/displays/updatedisplay.h
+++ b/src/displays/updatedisplay.h
@@ -19,7 +19,7 @@ class StatusDisplay;
 
 namespace {
 #ifdef FEATURE_OTA
-class UpdateDisplay : public Display
+class UpdateDisplay : public Display, public DummyBack
 {
 public:
     UpdateDisplay(const String &title);
diff --git a/src/screens.h b/src/screens.h
index 4fc866b..00e61e9 100644
--- a/src/screens.h
+++ b/src/screens.h
@@ -35,7 +35,6 @@
 #include "displays/menus/wifisettingsmenu.h"
 #include "displays/bmsdisplay.h"
 #include "displays/calibratedisplay.h"
-#include "displays/dualgraphdisplay.h"
 #include "displays/gameoflifedisplay.h"
 #include "displays/gametrakcalibratedisplay.h"
 #include "displays/lockscreen.h"
@@ -108,7 +107,6 @@ union X {
     BmsDisplay bmsDisplay;
 #endif
     CalibrateDisplay calibrateDisplay;
-    DualGraphDisplay dualGraphDisplay;
     GameOfLifeDisplay gameOfLifeDisplay;
 #ifdef FEATURE_GAMETRAK
     GametrakCalibrateDisplay gametrakCalibrateDisplay;
@@ -192,11 +190,15 @@ union X {
 
     GasGraphDisplay gasGraphDisplay;
     BremsGraphDisplay bremsGraphDisplay;
+    PotisGraphDisplay potisGraphDisplay;
+    PotisSplitGraphDisplay potisSplitGraphDisplay;
     AvgSpeedGraphDisplay avgSpeedGraphDisplay;
     AvgSpeedKmhGraphDisplay avgSpeedKmhGraphDisplay;
     SumCurrentGraphDisplay sumCurrentGraphDisplay;
     FrontVoltageGraphDisplay frontVoltageGraphDisplay;
     BackVoltageGraphDisplay backVoltageGraphDisplay;
+    VoltagesGraphDisplay voltagesGraphDisplay;
+    VoltagesSplitGraphDisplay voltagesSplitGraphDisplay;
 #ifdef FEATURE_BMS
     BmsVoltageGraphDisplay bmsVoltageGraphDisplay;
     BmsCurrentGraphDisplay bmsCurrentGraphDisplay;
@@ -260,7 +262,6 @@ template<> decltype(displays.wifiSettingsMenu)                                 &
 template<> decltype(displays.bmsDisplay)                                       &getRefByType<decltype(displays.bmsDisplay)>()                                       { return displays.bmsDisplay; }
 #endif
 template<> decltype(displays.calibrateDisplay)                                 &getRefByType<decltype(displays.calibrateDisplay)>()                                 { return displays.calibrateDisplay; }
-template<> decltype(displays.dualGraphDisplay)                                 &getRefByType<decltype(displays.dualGraphDisplay)>()                                 { return displays.dualGraphDisplay; }
 template<> decltype(displays.gameOfLifeDisplay)                                &getRefByType<decltype(displays.gameOfLifeDisplay)>()                                { return displays.gameOfLifeDisplay; }
 #ifdef FEATURE_GAMETRAK
 template<> decltype(displays.gametrakCalibrateDisplay)                         &getRefByType<decltype(displays.gametrakCalibrateDisplay)>()                         { return displays.gametrakCalibrateDisplay; }
@@ -344,11 +345,15 @@ template<> decltype(displays.wifiTxPowerChangeScreen)                          &
 
 template<> decltype(displays.gasGraphDisplay)                                  &getRefByType<decltype(displays.gasGraphDisplay)>()                                  { return displays.gasGraphDisplay; }
 template<> decltype(displays.bremsGraphDisplay)                                &getRefByType<decltype(displays.bremsGraphDisplay)>()                                { return displays.bremsGraphDisplay; }
+template<> decltype(displays.potisGraphDisplay)                                &getRefByType<decltype(displays.potisGraphDisplay)>()                                { return displays.potisGraphDisplay; }
+template<> decltype(displays.potisSplitGraphDisplay)                           &getRefByType<decltype(displays.potisSplitGraphDisplay)>()                           { return displays.potisSplitGraphDisplay; }
 template<> decltype(displays.avgSpeedGraphDisplay)                             &getRefByType<decltype(displays.avgSpeedGraphDisplay)>()                             { return displays.avgSpeedGraphDisplay; }
 template<> decltype(displays.avgSpeedKmhGraphDisplay)                          &getRefByType<decltype(displays.avgSpeedKmhGraphDisplay)>()                          { return displays.avgSpeedKmhGraphDisplay; }
 template<> decltype(displays.sumCurrentGraphDisplay)                           &getRefByType<decltype(displays.sumCurrentGraphDisplay)>()                           { return displays.sumCurrentGraphDisplay; }
 template<> decltype(displays.frontVoltageGraphDisplay)                         &getRefByType<decltype(displays.frontVoltageGraphDisplay)>()                         { return displays.frontVoltageGraphDisplay; }
 template<> decltype(displays.backVoltageGraphDisplay)                          &getRefByType<decltype(displays.backVoltageGraphDisplay)>()                          { return displays.backVoltageGraphDisplay; }
+template<> decltype(displays.voltagesGraphDisplay)                             &getRefByType<decltype(displays.voltagesGraphDisplay)>()                             { return displays.voltagesGraphDisplay; }
+template<> decltype(displays.voltagesSplitGraphDisplay)                        &getRefByType<decltype(displays.voltagesSplitGraphDisplay)>()                        { return displays.voltagesSplitGraphDisplay; }
 #ifdef FEATURE_BMS
 template<> decltype(displays.bmsVoltageGraphDisplay)                           &getRefByType<decltype(displays.bmsVoltageGraphDisplay)>()                           { return displays.bmsVoltageGraphDisplay; }
 template<> decltype(displays.bmsCurrentGraphDisplay)                           &getRefByType<decltype(displays.bmsCurrentGraphDisplay)>()                           { return displays.bmsCurrentGraphDisplay; }
diff --git a/src/statistics.h b/src/statistics.h
index e21fbc9..d920bd1 100644
--- a/src/statistics.h
+++ b/src/statistics.h
@@ -42,14 +42,14 @@ void pushStats()
 #endif
 }
 
-class BufferAccessorInterface
+class StatisticsAccessorInterface
 {
 public:
     virtual const statistics::ContainerType &getBuffer() const = 0;
 };
 
 template<const statistics::ContainerType &T>
-class BufferAccessorImpl : public virtual BufferAccessorInterface
+class BufferAccessorImpl : public virtual StatisticsAccessorInterface
 {
 public:
     const statistics::ContainerType &getBuffer() const override { return T; }
diff --git a/src/texts.h b/src/texts.h
index b54bf13..f62ea92 100644
--- a/src/texts.h
+++ b/src/texts.h
@@ -178,17 +178,18 @@ constexpr char TEXT_WIFISCAN[] = "WiFi scan";
 //constexpr char TEXT_GRAPHS[] = "Graphs";
 constexpr char TEXT_GAS[] = "Gas";
 constexpr char TEXT_BREMS[] = "Brems";
+constexpr char TEXT_POTIS[] = "Potis";
 constexpr char TEXT_AVGSPEED[] = "Avg. speed";
 constexpr char TEXT_AVGSPEEDKMH[] = "Avg. speed KMH";
 constexpr char TEXT_SUMCURRENT[] = "Sum current";
 constexpr char TEXT_FRONTVOLTAGE[] = "Front voltage";
 constexpr char TEXT_BACKVOLTAGE[] = "Back voltage";
+constexpr char TEXT_VOLTAGES[] = "Voltages";
 constexpr char TEXT_BMSVOLTAGE[] = "BMS voltage";
 constexpr char TEXT_BMSCURRENT[] = "BMS current";
 constexpr char TEXT_BMSPOWER[] = "BMS power";
 constexpr char TEXT_SUMCURRENTSCOMPARISON[] = "Sum currents comparison";
 constexpr char TEXT_MOTORCURRENTS[] = "Motor currents";
-constexpr char TEXT_DUALGRAPHS[] = "Dual graphs";
 //constexpr char TEXT_BACK[] = "Back";
 
 //InvertMenu
diff --git a/src/widgets/graph.h b/src/widgets/graph.h
index 8c816bc..e65d040 100644
--- a/src/widgets/graph.h
+++ b/src/widgets/graph.h
@@ -15,15 +15,16 @@ class Graph
     static constexpr int leftMargin = 40;
 
 public:
+    using Container = std::array<std::reference_wrapper<const ring_buffer<float, LENGTH>>, COUNT>;
     static constexpr int WIDTH = LENGTH+40;
 
     Graph(int x, int y, int height);
 
-    void start(const std::array<std::reference_wrapper<const ring_buffer<float, LENGTH>>, COUNT> &buffers);
-    void redraw(const std::array<std::reference_wrapper<const ring_buffer<float, LENGTH>>, COUNT> &buffers);
+    void start(const Container &buffers);
+    void redraw(const Container &buffers);
 
 private:
-    void render(const std::array<std::reference_wrapper<const ring_buffer<float, LENGTH>>, COUNT> &buffers, bool delta);
+    void render(const Container &buffers, bool delta);
 
     const int m_x, m_y, m_height;
 
@@ -49,7 +50,7 @@ Graph<LENGTH, COUNT>::Graph(int x, int y, int height) :
 }
 
 template<size_t LENGTH, size_t COUNT>
-void Graph<LENGTH, COUNT>::start(const std::array<std::reference_wrapper<const ring_buffer<float, LENGTH>>, COUNT> &buffers)
+void Graph<LENGTH, COUNT>::start(const Container &buffers)
 {
     m_min = 0.f;
     m_max = 10.f;
@@ -66,13 +67,13 @@ void Graph<LENGTH, COUNT>::start(const std::array<std::reference_wrapper<const r
 }
 
 template<size_t LENGTH, size_t COUNT>
-void Graph<LENGTH, COUNT>::redraw(const std::array<std::reference_wrapper<const ring_buffer<float, LENGTH>>, COUNT> &buffers)
+void Graph<LENGTH, COUNT>::redraw(const Container &buffers)
 {
     render(buffers, true);
 }
 
 template<size_t LENGTH, size_t COUNT>
-void Graph<LENGTH, COUNT>::render(const std::array<std::reference_wrapper<const ring_buffer<float, LENGTH>>, COUNT> &buffers, bool delta)
+void Graph<LENGTH, COUNT>::render(const Container &buffers, bool delta)
 {
     float min{std::numeric_limits<float>::quiet_NaN()}, max{std::numeric_limits<float>::quiet_NaN()};
     bool first{true};