... copper plated clamps. No spark assures safe use.Tester of Alternator & Battery, is ideal for home mechanic or tradesman. ... state of charge & also tests battery charges ability to charge of battery. It simulates the cranking load and ... evaluates the ability of the battery to crank the vehicle.Finger Display;Tests 6/ ... Cars, Vans, Motorcycles, RVs, Farm vehicles, etc. Battery Tester