Features： 1、Compact and Easy to Carry: Portable car jumper starter measures 7.1 x 3.9 x 2.4in, making it easy to carry, and is suitable for starting and charging vehicles in emergency situations. 2、Multi Functional: Portable jumper starter combines the functions of emergency starting power supply and air pump, catering to various vehicle needs. 3、Powerful Performance: With a peak current of 2000A, the jump starter efficiently charges car batteries, ensuring dependable power for vehicles at all times. 4、Enhanced Safety: Automotive jumper starter is equipped with multiple protective function mechanisms such as overvoltage and short circuit protective function, prioritizing the safety of both vehicles and users. 5、Premium Materials: Made of ABS material, the jumper starter is flame retardant, high temperature resistant, and high reliability even in extreme temperatures. Specification： Item Type: Portable Car Jump Starter Material: ABS Size: Approx. 18 x 10 x 6cm / 7.1 x 3.9 x 2.4in Battery Type: Lithium Ion Battery Battery Capacity: 2000mAhx4 Peak Current: 2000A Flame Retardant Grade: V0 Operating Temperature Range: -30°C to 65°C Package List： 1 x?Portable Car?Jump?Starter 1 x Charging Cable 1 x Inflatable Tube 3 x Inflatable Head 1 x Storage Bag 1 x USB Cable 1 x Instruction Manual