BT30 Car ECU Emergency Power Supply Battery Clip is a special emergency rescue device for car batteries. It is mainly used to provide temporary power support for vehicles to start the engine or perform other necessary electrical operations when the vehicle battery runs out of power or when starting is difficult. Emergency starting When the vehicle's battery is low or completely discharged, the BT30 Battery Clip can quickly provide the vehicle with sufficient power to start the engine. Power supply: In addition to starting the engine, the BT30 Battery Clip can also provide power to other electrical systems in the vehicle, such as the stereo and lights. Safety protection: The unit has built-in over-current, over-voltage and short-circuit protection to ensure no damage is caused to the vehicle or personnel during use. Easy to use: The BT30 battery clamp is designed to be simple and intuitive, allowing users to easily connect and disconnect the battery without complicated operating procedures. SpecificationCable Length: 750mm / 29.52inColor: Black and RedWeight: 145g