MOTOPOWER MP0515A 12V Car Battery Load Tester - Affordable Diagnostic Tool -Test the battery State of Health, State of Charge and Internal Resistance on your hand. Compatible with cars, motorcycles, trucks, RVs, ATVs, SUVs, boats, yachts, mowers and even golf carts. The MP00205C 12V 800mA can do the daily charge and maintenance work for all the lead acid batteries. With the special pulse current recovery technology, it can recover most of the sulfated batteries and deeply discharged batteries.