Powered by lithium-ion technology and fully protected against reverse charging and overload, the Jump Starter Power Pack from Sealey is a compact, lightweight unit that provides a high amp output.Capable of starting all 12V vehicles and up to 24V, 400-450HP light commercial vehicles, the Li-Ion batteries ensure a greater and extended performance, holding charge for up to 5 times longer than conventional lead acid batteries.Fitted with a 32000mAh @ 3.2V battery and a two USB (5V/1A & 5V/2A) outlets, this unit can also supply up to 10 full charges for smartphones and mp3 players or one full charge for your tablet computer.Includes a 12V port to be used with accessory socket adaptor supplied and three mobile phone or tablet charging cables.