LEMONBEST Anti-crash 10000mAh Emergency Car Jump Starter Jumper 600A Peak 8-12V Power Bank USB Battery Charger Reverse Polarity Protection LED Light Dual USB 5V 1A 2.1A Out Compact 10000mAh car jump starter, 600A peak, to start diesel vehicle which is 12V and 3.5 liter below, and gasoline car which is 12V and 5.0 liter below. Portable USB Charger:with 10000mAh capacity and Smart IC technology,the 2 USB charging ports can automatically identifies your devices to deliver its fastest charge speed up to 2.4 amp per port or 4.2 amps overall. Portable battery power bank w/ dual USB ports 5V 1A 2.1A for charging your cellphones, ipad, etc. Anti-shock function, it's still in good condition when drop from 1.5m high. With an Ultra-Bright LED light, 3 modes: steady, strobe, and SOS signal. Very helpful if you're in trouble during the night driving. Built-In protection function: over current protection; short circuit protection; under-voltage protection; reverse polarity protection; overload protection. Portable compact design that will easily fit in your pocket, backpack, or glove box for convenience.