Features: 1.The neceary compaes for mountaineering, camping and other outdoor activities 2.Waterproof and dustproof 3.The battery capacity is large, durable and safe 4.Small size, slim and easy to carry 5.Low temperature resistance, high temperature resistance 6.Providing power to the car, starting the car in a flash, simply solving the dilemma 7.No need to install, no need to set up, just use a clip to connect the car positive and negative,open the power switch, the car can start (red - positive, black - negative) Four practical functions: 1. Instantly start the car, safety and emergency neceities 2. Efficient intelligent charging, with adapter and charging line, can be applied to more than 95% notebook,mobile phones, tablet PCs, cameras and other electronic equipment 3. 1W super bright LED flashlight, with flash mode, can convert SOS emergency mode 4. Temperature protection, short circuit protection, constant voltage protection, constant current protection,over charge protection, over discharge protection, balance protection, magnetic field protection Description: Capacity: 49800 mAh Peak current :5000A Service temperature:-40-80 USB output: 5V/2A Full power start times: 200 times Size :140*80*30MM Applicable vehicle type: 5000A for Peak Current, Start Petrol Cars 6.0L or Below, Start for Diesel Cars 4.0L or Below Note: 1.Due to the shooting and screen resolution reasons, there are some differences betweenthe picture color and the object, please take the object as the standard. 2.Because of the different input voltage and output voltage, actual capacity of the battery may have a difference, please understand. We have four types of plugs below, leave a note on order or