Features:-Not only as a car battery jump starter, but also can used as a power bank. Designed with USB output (5V/2A), the quick charge 3.0 USB port can adjust power output to fully charge your cellphones, tablets, and other mobile devices at the fastest speed possible.-Small enough to store in your glove box and light enough to pack in your bag.-Made of high-quality material, durable and sturdy, wear-resistant and corrosion-resistant.-Comes with an LED light, for lighting and SOS use.-With overcharge, voltage stabilization, over-discharge, short circuit, constant current, anti-reverse connection, temperature and magnetic field protection.-Works with cars, motorcycles, watercraft, lawnmowers, yachts, boat, pickup, snowmobiles, even in extreme temperatu.