Battery indicator digital volt meter/ hour meter for motorcycle motocross scooter electric bike trailer
Battery Indicator System Including: Current battery level,current voltage display,Delay Display Function,Charging voltage settable,Delay time of rising and falling,Overvoltage and undervoltage alert,etc.
Hour Meter System Including: Total running hours TOT,partial timing, etc.
Unique Design Including: Large LCD, internal battery+external power,etc.