Cordless or Wired Use: The multifunctional air pump can be used cordlessly after being fully charged. You can also connect it to your car's DC12V cigarette lighter with a cable to use it while charging the air pump. Digital Display: The clear and large LCD screen displays the four units of PSI, BAR, KPA, and KG/CM², and can display the real-time pressure during the inflation process, making it easy to track the tire pressure level. Fast Inflation: With a maximum pressure of 150PSI and an air flow of 15L/min, the portable air pump can quickly inflate tires and other equipment in just a few minutes. Emergency Use: The top of the cordless air pump is equipped with an emergency LED light, which can be used in case of a dark night on the road. The built-in 3*1500mAh battery can also be used to charge your phone in an emergency. (The charging function is recommended for emergency use only.) Multi-function: The multi-purpose air pump is lightweight and portable, easy to store. The kit