OnTheGo Compact Car Jump Starter, Booster & Power Bank with Accessories Compact & portable battery power bank and car jump starter - will jump start up to 20 cars' dead batteries on a full charge Built-in protection features: over current protection; short circuit protection; overload protection; over-voltage protection; over-charge protection; LCD display showing battery percentage Portable compact size - will easily fit in your pocket, backpack, or glove box for convenience Input: 12V=2 amps USB Output: 5V=2.1 amps DC Output 1: 19V=3.5 amps DC Output 2: 12V=2.5 amps Capatitance: 12000 mah Peak Current: 400A Accessories include: 9 universal laptop power cables & 7 universal cell phone power cables