Memory Function And Automatic Shutdown- Car tire inflator with pressure memory function. Just set the tire pressure once, and you don't need to reset the tire pressure when you fill the tire with the same pressure next time. Car tire inflator starts to work. Inflate once the tire pressure is preset and it turns off automatically when fully inflated. Digital Display and Light re LED- Car tire inflator can check the tire pressure in PSI/BAR/KPA/kg/c and is equipped with Features an LED light so you can check tire pressure and inflate in an emergency. Quick inflation - The maximum inflation pressure of the 12v compressor is of 150 psi. The 12v compressor can inflate a normal medium-sized car tire from 0 to 100%. 35 psi in 3 to 3 5 minutes. Connect the power and press the switch, and the pump will start to work. operate. Water pump multifunctional tires - Our car inflator is delivered with 3 extra nozzles and 1 spare fuse, not only suitable for ` the car, but also bicycles, motorcycles, compact or medium-sized SUVs, air mattresses, inflatable boats, balls and other inflatables (NOT SUITABLE FOR large trucks and tractors).