Battery Type: Rechargeable Sealed Lead-Acid: 2* 12V /18Ah Starting power: 12V 700Amp/24V 400Amp Safety Automatic connection: 12V/24V Start System with LED display Auto shut down as fully charged Built in Volt meter, 12V/3.6W work light 12V DC outlet with overload and short circuit protection Clamp cable length: 120CM AD/DC adaptor included, Cigarette lighter cord included