The car repair tool set from MTools is a practical, integrated 3-in-1 device, operating on 12 volts. Components and Functions: Hydraulic Jack (Jack): Lifts the car quickly and easily with a capacity of up to 5 tons. Electric Air Pump: To inflate car tires in emergencies. Automatic Wrench: To efficiently loosen and tighten car wheel nuts. Additional Accessories: Emergency Hammer: To break glass and cut seat belts. Gloves and Extra Fuses: For safe use and quick maintenance. Durable Carrying Case: To keep tools organized and easy to store in the car.