diff --git a/platformio.ini b/platformio.ini
index 1660ddd..e59c71b 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -14,9 +14,17 @@ board = STM32L031K6
 framework = arduino
 upload_port = stlink
 debug_tool = stlink
-#boards_dir = boards
 lib_ldf_mode = deep+
 build_flags = 
 	-DHARDWAREVERSION=10
-#lib_deps = 
-#  rlogiacco/Battery Sense@^1.1.2
\ No newline at end of file
+
+[env:ledboard_PROTO]
+platform = ststm32
+board = nucleo_l031K6
+framework = arduino
+upload_port = stlink
+debug_tool = stlink
+boards_dir = boards
+lib_ldf_mode = deep+
+build_flags = 
+	-DHARDWAREVERSION=09
\ No newline at end of file
diff --git a/src/board.h b/src/board.h
index 96686d7..ae447e9 100644
--- a/src/board.h
+++ b/src/board.h
@@ -9,7 +9,7 @@
 
     #define LED3        PB0     //D3
     #define LED2        PB7     //D4
-    #define LED2        PB6     //D5
+    #define LED1        PB6     //D5
 
     #define DETECT3     PA6     //A5
     #define DETECT2     PA5     //A4
diff --git a/src/power.cpp b/src/power.cpp
index b1af134..e0e7ded 100644
--- a/src/power.cpp
+++ b/src/power.cpp
@@ -18,7 +18,10 @@ void initBattery(void)
 
 uint16_t batteryGetVoltage( void )
 {
+#ifdef VBATTPIN
   return battery.voltage();
+#endif
+return 4200;
 }
 
 void batterydisplay(void)