This MarchInn 12 Volt Automatic Electric Car Repair Tool Kit now $131.99 (regular price $249.99) and ships FREE from Amazon.com has it all! If you have an unfortunate emergency roadside tire change and repair. you know conventional ways of changing tires are probably the worst job for car owners. An electric car jack can make it simple which saves a massive amount of time and energy. All you have to do is plugging in the car jack cable to the cigarette lighter receptacle and provide sufficient torque to raise the vehicle without any manual labor. There is no need to use mechanical scissor jacks or hand cranks to change tires. Order yours at this low price while it lasts!!!