Note:1. Confirm that the power indicator is above 50 percent .2. When starting the car, the blue plug of the battery clip shall be firmly inserted in place, otherwise the starting effect will be affected and even the plastic joint will be melted.3. If the car cannot be started, please check whether the battery clamp is properly clamped and whether the battery connector is rusted or dirty. Continue to start after cleaning. If it fails to start after 3 attempts, do not start it forcibly, otherwise the product will be damaged. Further check whether the vehicle has other faults.4. Do not clamp the battery clamps at both ends, otherwise it may cause safety accidents.5. Please remove the main engine within 30 seconds after the vehicle starts, otherwise it may cause safety accidents.6. Do not disassemble the machine by yourself, otherwise it may cause safety accidents. Features: 1Super Capacity And Peak: With the super 1000A peak and 12000mAh capacity, car battery starter is easy to start a 12V vehicle, can work normally in the cold 20 degrees Celsius. 2USB Fast Charge: The fast charge USB port charges your devices faster and is compatible with almost all USB charging devices. Charging is fast and efficient, helping you save time. 3Protection: Reverse connection protection, short circuit protection, over voltage protection, over heat protection, over charge protection, magnetic field protection, over discharge protection, over current protection, low power consumption. 4Emergency Battery: Reserve a starting power supply in your car to say goodbye to flameout. Battery starter can also reserve an emergency power supply for your digital equipment. 5Multifunctional LED Light: Build in 3 working modes lights, strong light LED, explosion proof light and SOS light. Can be used as an emergency tool, suitable for camping, outdoors, indoors, emergencies, travel, etc. Specification:Item Type: 12000mAhBatteryStarterMaterial: ABSBattery Type: 7043125 high power cellBattery Capacity:12000mAhStart Output: 12VStarting Current :800APeak Starting Current :1000AUSB Output:5V/2.4A QC3.0DC Output: 12V/8ACharging Input: 5V/3ACharging Input Interface: Type-CCharging Cable Length: Approx. 83cm/32.68inLED Light: 1 (3 lighting modes, strong light LED and explosion-proof lamp andSOS warning lamp, the range is more than 30m)Applicable Temperature: -20 - 65Cycle Life: More than 3000 timesCharging Time: 6-8 hoursFitment:Fit for diesel vehicles less than 12V 3.0LFit for gasoline vehicles less than 12V 5.0LFit for mobile phone Bluetooth headphone notebook tablet camera GPS,PSP and other digital electrical charging Package List:1 x 12000mAh BatteryStarter1 xClip1 xHousehold Charger1 x USBCharging Cable1 x Instructions1 xStorage Bag