Specifications:Battery capacity: 99800mAhPeak current: 5000AStarting current: 2500ACar starting output power: 12VUSB output: 5V/2ARated value of gas engine: up to 6.0LWorking temperature: -20 ℃ -60 ℃Powerful dual starting power of diesel and steam6.0L gasoline vehicle: supports 12V/6.0 displacement and belowWeight with packaging: 950gPackaging size: 28 * 21 * 5.5cmOperating precautions:The red clip and black connector must be connected correctly, incorrect connection may cause an explosion:Connect the red clip to the positive pole of the car battery+Connect the black clip to the negative pole of the car battery-Please note:1. After receiving the emergency power supply, please charge it.2. Charge every 3 months, low battery may cause malfunctions.3. Only occasionally charge the tablet. The efficiency is about 50%.When the last 15% of the emergency power supply is charged, the charging or discharging speed will be very fast.5. Please don't worry about these issues. This is a characteristic of high-quality lithium batteries, which will not affect product quality and normal use.Why is an emergency power supply needed?1. Long term standby will deplete the battery;2. Prepare for long-distance self driving trips;3. Due to low battery or cold winter weather, your car cannot start.