Another 26++ Ac Dc Air Pump For Car Tires. Kensun's unique ac/dc switching with 12v car cigarette light plug as well as 110v wall plug for home outlet makes this inflator more useful since you can use it anywhere. Unit shuts off automatically when preset pressure is reached. (ship from us) portable car air compressor dc 12v digital tire inflator air pump 150 psi auto air pump for car motorcycle led light tire pump.