diff --git a/Battery.md b/Battery.md
index 40c049b..5120595 100644
--- a/Battery.md
+++ b/Battery.md
@@ -30,7 +30,7 @@ Battery voltage has to be calibrated to have a more accurate reading, for this y
 * Save, compile and flash the board
 * Value BatV(6) in Debug Serial should match with the measured battery voltage now
 
-## Troubleshooting:
+## :toolbox: Troubleshooting:
 If the board is [beeping](https://github.com/EmanuelFeru/hoverboard-firmware-hack-FOC/wiki/Diagnostics) because of low battery level or turning off with the melody
 * Make sure you have updated the number of cells in [config.h](https://github.com/EmanuelFeru/hoverboard-firmware-hack-FOC/blob/master/Inc/config.h) if you use a battery with less cells in series
 * [Calibrate the battery voltage](https://github.com/EFeru/hoverboard-firmware-hack-FOC/wiki/Battery#calibration)