diff --git a/src/Main/LedBar.cpp b/src/Main/LedBar.cpp
index c6cca1e..63b589d 100644
--- a/src/Main/LedBar.cpp
+++ b/src/Main/LedBar.cpp
@@ -35,6 +35,7 @@ void LedBar::begin(void) {
       this->_bsp->LED.rgbNum, this->_bsp->LED.pin, NEO_GRB + NEO_KHZ800);
   pixel()->begin();
   pixel()->clear();
+  pixel()->show();
 
   this->_isBegin = true;