Features:
	
Designed to measure  12V lead-acid battery with battery fuel gauge
	
LCD display with battery voltage showing battery power capacity
	
Non-polarity connection. Can be connected to the battery using either + or - with two wires
	
Can be fixed to the battery using double-sided tape (included)
 
Supply voltage range: 9-15V DC
 
Power consumption: <1mA can be connecting to the battery at all times
 
Battery fuel gauge:
> 12.5-13.5v       100%
> 12.2-12.5v        90%
> 12.0v-12.2v      70%
> 11.8v-12.0v      60%
> 11.7v -11.8v     50%
> 11.5v -11.7v     40%
> 11.3v - 11.5v    30%
> 11.2v -11.3v     20%
> 11.0v-11.2v      10%