Air compressor pump works through the operation of the motor. When pumping air, the valve of the connector is pushed open by atmospheric pressure, and the gas enters the air cylinder. When pumping air into the tire, the valve is closed by the air pressure in the air cylinder, and the gas enters the tire.

1. Applicable to: bicycle tires, automobile tires, basketball
2. Maximum atmospheric pressure: 300PSI (30-40psi is ok for general tires);
3. Use the power supply of automobile cigarette lighter to quickly inflate the tires of automobiles and motorcycles;
4. When a car tire suddenly leaks air, it can better play its emergency function;
5. Can quickly inflate the rubber ball, inflatable ball, etc.
6. There is a pressure indicator, which can accurately measure the tire pressure;
7. The case is strong and durable;
8. Small and portable