Portable car battery jumper with a 12000 mAh battery. A 4-in-1 portable car battery charger that functions as a car jumper, tire inflator, power bank, and flashlight to meet all your car needs. A powerful, fast, and wireless electric car tire inflator that provides air pressure for the car. A car battery charger for emergencies to charge a car battery. A portable phone charger with a capacity of 12000 mAh.