diff --git a/src/AgStateMachine.cpp b/src/AgStateMachine.cpp
index 8e0be6a..e36446f 100644
--- a/src/AgStateMachine.cpp
+++ b/src/AgStateMachine.cpp
@@ -70,32 +70,32 @@ void StateMachine::sensorhandleLeds(void) {
  */
 void StateMachine::co2handleLeds(void) {
   int co2Value = value.get(Measurements::CO2);
-  if (co2Value <= 600) {
+  if (co2Value <= 700) {
     /** G; 1 */
     ag->ledBar.setColor(RGB_COLOR_G, ag->ledBar.getNumberOfLeds() - 1);
-  } else if (co2Value <= 800) {
+  } else if (co2Value <= 1000) {
     /** GG; 2 */
     ag->ledBar.setColor(RGB_COLOR_G, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_G, ag->ledBar.getNumberOfLeds() - 2);
-  } else if (co2Value <= 1000) {
+  } else if (co2Value <= 1333) {
     /** YYY; 3 */
     ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 2);
     ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 3);
-  } else if (co2Value <= 1250) {
+  } else if (co2Value <= 1666) {
     /** OOOO; 4 */
-    ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 1);
-    ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 2);
-    ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 3);
-    ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 4);
-  } else if (co2Value <= 1500) {
+    ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 1);
+    ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 2);
+    ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 3);
+    ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 4);
+  } else if (co2Value <= 2000) {
     /** OOOOO; 5 */
-    ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 1);
-    ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 2);
-    ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 3);
-    ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 4);
-    ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 5);
-  } else if (co2Value <= 1750) {
+    ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 1);
+    ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 2);
+    ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 3);
+    ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 4);
+    ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 5);
+  } else if (co2Value <= 2666) {
     /** RRRRRR; 6 */
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 2);
@@ -103,7 +103,7 @@ void StateMachine::co2handleLeds(void) {
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 4);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 5);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 6);
-  } else if (co2Value <= 2000) {
+  } else if (co2Value <= 3333) {
     /** RRRRRRR; 7 */
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 2);
@@ -112,17 +112,17 @@ void StateMachine::co2handleLeds(void) {
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 5);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 6);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 7);
-  } else if (co2Value <= 3000) {
-    /** PPPPPPPP; 8 */
-    ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 1);
-    ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 2);
-    ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 3);
-    ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 4);
-    ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 5);
-    ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 6);
-    ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 7);
-    ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 8);
-  } else { /** > 3000 */
+  } else if (co2Value <= 4000) {
+    /** RRRRRRRR; 8 */
+    ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 1);
+    ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 2);
+    ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 3);
+    ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 4);
+    ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 5);
+    ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 6);
+    ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 7);
+    ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 8);
+  } else { /** > 4000 */
     /* PRPRPRPRP; 9 */
     ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 2);
@@ -146,32 +146,32 @@ void StateMachine::pm25handleLeds(void) {
     pm25Value = (int)value.getCorrectedPM25(*ag, config);
   }
 
-  if (pm25Value < 5) {
+  if (pm25Value <= 5) {
     /** G; 1 */
     ag->ledBar.setColor(RGB_COLOR_G, ag->ledBar.getNumberOfLeds() - 1);
-  } else if (pm25Value < 10) {
+  } else if (pm25Value <= 9) {
     /** GG; 2 */
     ag->ledBar.setColor(RGB_COLOR_G, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_G, ag->ledBar.getNumberOfLeds() - 2);
-  } else if (pm25Value < 20) {
+  } else if (pm25Value <= 20) {
     /** YYY; 3 */
     ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 2);
     ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 3);
-  } else if (pm25Value < 35) {
+  } else if (pm25Value <= 35) {
     /** YYYY; 4 */
     ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 2);
     ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 3);
     ag->ledBar.setColor(RGB_COLOR_Y, ag->ledBar.getNumberOfLeds() - 4);
-  } else if (pm25Value < 45) {
+  } else if (pm25Value <= 45) {
     /** OOOOO; 5 */
     ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 2);
     ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 3);
     ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 4);
     ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 5);
-  } else if (pm25Value < 55) {
+  } else if (pm25Value <= 55) {
     /** OOOOOO; 6 */
     ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 2);
@@ -179,7 +179,7 @@ void StateMachine::pm25handleLeds(void) {
     ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 4);
     ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 5);
     ag->ledBar.setColor(RGB_COLOR_O, ag->ledBar.getNumberOfLeds() - 6);
-  } else if (pm25Value < 100) {
+  } else if (pm25Value <= 100) {
     /** RRRRRRR; 7 */
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 2);
@@ -188,7 +188,7 @@ void StateMachine::pm25handleLeds(void) {
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 5);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 6);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 7);
-  } else if (pm25Value < 200) {
+  } else if (pm25Value <= 125) {
     /** RRRRRRRR; 8 */
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 2);
@@ -198,7 +198,7 @@ void StateMachine::pm25handleLeds(void) {
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 6);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 7);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 8);
-  } else if (pm25Value < 250) {
+  } else if (pm25Value <= 225) {
     /** PPPPPPPPP; 9 */
     ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 2);
@@ -209,7 +209,7 @@ void StateMachine::pm25handleLeds(void) {
     ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 7);
     ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 8);
     ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 9);
-  } else { /** > 250 */
+  } else { /** > 225 */
     /* PRPRPRPRP; 9 */
     ag->ledBar.setColor(RGB_COLOR_P, ag->ledBar.getNumberOfLeds() - 1);
     ag->ledBar.setColor(RGB_COLOR_R, ag->ledBar.getNumberOfLeds() - 2);