Providing up to 150PSI pressure, Portable air compressor is equipped with four intelligent inflation modes:car,motorcycle, bicycle and ball, which can be switched at will. In addition, you can also manually pre-set the tire pressure to easily inflate a variety of different devices. It will automatically stop when full to prevent over-inflation.Air pump for car tire is equipped with a 2000mAh large-capacity rechargeable battery and a wireless design, which is convenient and fast and can be used anytime and anywhere. There is also a digital display on the tire pump, allowing it to be used as a real-time pressure gauge so tire status and air pressure.