How to use the car air pump?

The usage of automobile air pump is as follows: 1. Please ensure the power supply of the air pump before use. If it is too big, use a battery clip. 2. Then measure the tire pressure with the tire pressure monitor or the monitoring system carried on the car to see if it is necessary to inflate or deflate; 3. Insert the air outlet of the air pump directly into the tire valve and lock the air pump when the tire leaks; 4. Turn the switch of the inflator to the "ON" position to inflate. If you need to deflate, just press the pressure release button. Air pump, also known as air pump, air pump, works through the operation of motor. When the motor is running to pump air, the valve of the connector is opened by atmospheric pressure, and the gas enters the air pump. When the air pump inflates the tire, the air valve is closed by the air pressure in the air pump, and the gas enters the tire.