400A lithium ion power pack safely jump starts petrol engines up to 6L and diesel engines up to 3L Smart cable technology - ultimate safety protection including: reverse polarity protection, reverse charge protection, short circuit protection, over load protection, over discharge protection and over temperature protection Also used as a power bank and suitable for charging: tablets, mobile phones, camera and laptops Complete with accessories: 12V cigar lighter charger, mains charger, smart cable jump lead, USB multi output cable, laptop connectors (x8) with switch cable and handy carry case Power pack battery status LED indicator