Features: 1Can charge for mobile phones and laptops, carsstart, with adjustable LED lights (flashlight, strobe lights and SOS lights). 2Real capacity of 20000mAh battery, start gasoline cars 6.0L or below, start dieselcars 3.0L or below. 3Jump chargers can be widely used, can give your car and your mobile phone the extra energy they need. 4Has function of overload protection, current overuse of protection, over voltage protection, over current protection, a reliable need for long way traveling. 5To start your car, first you should connect the power bank with the battery holder and then connect the negative and positive connectors of the holder with your car battery. Specification:Item Type: Car Jump StarterShell Material: PCSize: Approx. 168 x 78 x 38mm/6.61 x 3.07 x 1.48in (Length x Width x Thickness)Four Practical Functions:1. Immediately start the car, safety and emergency necessity2. Efficient intelligent charging, can be applied to more than 95% notebook, mobile phones, tablet PCs, cameras and other electronic devices3.Super bright LED flashlight, with flash mode, can convert emergency SOS modeBattery Capacity: 20000mAhPower Display: Digital Display ScreenApplicable Vehicle Type: Petrol car 6.0L, Diesel car with 3.0L engineBattery Type: Polymer Lithium Battery (Built-in)Usage Temperature: -30-65USB Output: 5V3A (2A+1A)Starting Current: 400APeak Current: 800ACharging Time: About 5 HoursFast Charging: SupportLife Cycle: Above 2000 TimesThree light Modes: LED flashlight, SOS, explosion LED flashing Package List:1 xCarJumpStarter1 xAlligatorHead Clip1 x Phone Charging Cable1 xCharger1 x Storage Bag1 x Manual