HARDKORR Remote Battery Monitor with High-Precision 100V/500A Shunt

This remote battery capacity monitor, also known as a coulometer, uses a 500A shunt (350A continuous) to return highly accurate readings of battery voltage, live current draw (A) and charge level (Ah and %).

It includes a memory function, and is suitable for all common battery types including AGM, wet, gel, calcium and lithium.