Stanley FatMax BC200F 200 Amp Rolling Battery Charger, New

40A BATTERY CHARGER - Automatically charges and maintains most 12 Volt batteries at the optimal charge rate 200A ENGINE START - Helps start most vehicles up to V8 engines 3A BATTERY MAINTAINER - Monitors the battery voltage after it is fully charged, and charges as needed to make sure the battery maintains full capacity VOLTAGE METER - Instantly displays battery voltage at the touch of one button BATTERY RECONDITIONER - Electric pulse technology can help reverse sulfate build-up on battery plates to improve charge capacity and extend battery life