Features: Compact size equipment stores in car for emergent roadside tire change and repair. 3T maximum capacity, 12.5cm to 36cm lifting range and 17 to 42cm lifting range. Push button controller with long enough line, plugs into car 12 volt power outlet. Comes with controller, crank handle, impact wrench, screwdriver, fuses, a pair of gloves, etc for much convenience. Packaged in plastic storage case for easy transportation and storage. Specifications: Material: Metal, Plastic Working voltage: 12V Maximum Capacity: 3 Ton Lifting range: Approx. 12-35cm / 4.72'' x 13.77'' Jack size: Approx. 39.5 x 16cm / 15.6'' x 6.3'' Impact wrench length: Approx. 8.66'' Screwdriver length: Approx. 19.5cm / 7.68'' Small socket size: 17mm 19mm Big socket size: 21mm 23mm Package Weight: Approx. 8.58kg Package Included: 1 x Car Electric Jack with Controller 1 x Crank Handle 1 x Impact Wrench 1 x Battery Wire with Clamps 1 x Power Cable 3 x Fuses 1 x Screwdriver 2 x Socket Adapters 1 x Car Jack Head (Lifting range: 12.5-36cm) 1 x SUV Jack Head (Lifting range: 17-42cm) 1 x Pair of Gloves Note: 1. This product must be powered by automobile batteries. If other products are used, it will affect the use of the product. 2. When tightening the screw with a wrench, please stop it when you hear the sound of 4 times. At this time, the torque of the wrench has reached 480N.M. Otherwise, the internal parts will be damaged.