[Auto deactivation] Simply set the required pressure, you can use the air pump to swell. When the tire pressure reaches the default value, the air pump turns off automatically to prevent excessive pressure. The air pump [digital and led display] is equipped with a clear display, which can be clearly adjusted and display the value of the air pressure. There are four adjustable air pressure units (psi, bar, kpa, kg / cm2). Our air compressors are equipped with emergency LED lights, allowing you to easily manage emergencies and inflate quickly or repair dark roads. [Fast Inflatable] The maximum pressure of the portable inflatable pump can reach 150 psi. Once you are configured, you can use it immediately to fill the car tire. You must press the Start button to open the screen. Then you briefly press the boot button for inflation. The [USB rechargeable and portable tire pump] has a lithium battery of 1500 mms, which can be used wirelessly, which is easier for tires in case of emergency. . It is small and there is storage space on the back. It can store accessories. Night vision, the intelligent number is large, the tire pressure is clear Metal cylinder, strong strength is hot, inflation is faster and more stable, from Longer life of lifetime: car inflatable pump Model: CZK-3660 Power: 8W NOMINAL VOLTAGE: 11.1V Function: Inflatable / Lighting / Automatic Move / Mobile Power Size: 241x54x5mm