The Astro Pneumatic Portable Power Supply and Emergency Jump Starter Kit, No. 7775, provides the ability and adapters to charge a wide range of personal electronics one or two at a time, including: iPhones, Androids, tablets and laptops. This power supply offers 400 Amps of peak power when needed for emergency jump starting up to 20 vehicles in a row. The lightweight high output 12,000mAh Li-ion battery cycles up to 1,000 times.