Tips:1: Battery life has a shelf life, no matter if you use it or not, it is recommended to charge and maintain once every two months.2 When not in use for a long time, please keep the power supply 3 or 50% or more, and charge the battery at least once in two months to maintain the battery.3 Check if the battery Clamps are clamped to the battery connector when starting the car.Notice:Due to the product is a polymer lithium battery, the discharge current is large, so the power consumption is fast. This is a normal situation that cannot be avoided, please understand.Features:1.The neceary compaes for mountaineering, camping and other outdoor activities2.Waterproof and dustproof3.The battery capacity is large, durable and safe4.Small size, slim and easy to carry5.Low temperature resistance, high temperature resistance6.Providing power to the car, starting the car in a flash, simply solving the dilemma7.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 neceities2. Efficient intelligent charging, with adapter and charging line, can be applied to more than 95% notebook,mobile phones, tablet PCs, cameras and other electronic equipment3. 1W super bright LED flashlight, with flash mode, can convert SOS emergency mode4. Temperature protection, short circuit protection, constant voltage protection, constant current protection,over charge protection, over discharge protection, balance protection, magnetic field protectionNote: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.When charging the jump starter, please turn the button to ON position,make it become power on state.3..Because of the different input voltage and output voltage, actual capacity of the battery may have a difference, please understand.