Features: brand new and high qualityRealize fast constant temperature charging, constant current charging, balanced charging, with protection functions such as overcharge, overdischarge, overload, reverse connection, short circuit, etc., to ensure that the equipment that needs to be charged is not harmed. Start at low temperature, not afraid of severe cold, and can still be used normally at minus 20 degrees. The highperformance polymer lithium battery is equipped with a smart power IC, which can be used in severe cold areas. In summer, the temperature inside the car is as high as 65, and the environment adapts to a wide range, making it more comfortable to carry with the car. It can be used to charge mobile phones/digital appliances. Package Includes:1x Car Battery Starter 2x Battery Clip (black + red)1x Manual User Specifications:Material:ABSSize:Approx.15x8x2cm/5.9x3.14x0.78inchesColor:Black/WhiteProduct weight: 260gStarting current: 400APeak current: 200400AApplicable temperature: 20 degrees+60 degreesProduct function: car start, digital charging, lighting functionInput port: 5V/1A Output port: 5V/2A 12V note:1.Please allow 12cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.