For emergency jump start and to charge portable electronics, this lithium ion jump starter, fuel pack and backup power is an all-in-one unit. Providing longer life and more charge cycles and lithium ion protection for spark-free protection against overcurrent, short-circuit, overload, overvoltage and overcharge, it will quickly jump start vehicles and is great for power sports, motorcycles and 4-6 cylinder cars. TSA checkpoint friendly, it will provide extra power during air travel. It features ultra-light design and is 75% lighter than lead-acid jump starters. It also has a scrolling digital display with step-by-step instructions to properly jump start your battery; 2A USB port for 2X faster charging for all USB devices, including smartphones, mp3 players and tablets; and a 12V DC port adaptor to charge 12V DC devices when traveling. It also works with memory savers (not included). Plus, as an added bonus, use the ultra-bright LED light as a work light or flash as a hazard signal. That's all the all-in-one you need.