Simply pre-set the correct pressure with the digital touch control, connect to your car cigarette socket and the unit will inflate in half the time of many standard tyre compressors, automatically stopping when the correct pressure is reached.

• 在所检测的气压值未达到所设置的值之前，控制打气泵处在打气状态，气压将一直上升；当打气气压达到所设置的值后，自动将使打气泵停止工作，从而达到自动控制充气泵工作的目的。