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. Item Type: Car Jump Starter Shell Material: PC Size: 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 necessity 2. Efficient intelligent charging, can be applied to more than 95% notebook, mobile phones, tablet PCs, cameras and other electronic devices 3.Super bright LED flashlight, with flash mode, can convert emergency SOS mode 4. Temperature protection, short circuit protection, constant voltage protection, constant current protection, over charge protection, over discharge protection, balance protection, magnetic field protection Battery Capacity: 20000mAh Power Display: Digital Display Screen Applicable Vehicle Type: Petrol car 6.0L, Diesel car with 3.0L engine Battery Type: Polymer Lithium Battery (Built-in) Usage Temperature: -30-65 USB Output: 5V3A (2A+1A) Input Voltage: 5V2A/9V2A/14V1A Starting Current: 400A Peak Current: 800A Charging Time: About 5 Hours Fast Charging: Support Life Cycle: Above 2000 Times Three light Modes: LED flashlight, SOS, explosion LED flashing 1 xCarJumpStarter 1 xAlligatorHead Clip 1 x Phone Charging Cable 1 xCharger 1 x Storage Bag 1 x Manual