How is the gas display plot of Baojun 3 1Ow displayed?

A flat ring with an exclamation point in the middle.

The symbol of a car barometer is a circle with an arrow in the upper right corner of the circle. Tire barometer consists of meter head, piston, meter body, ruler, main spring, etc. There is only one air pressure measuring port on the meter head, which is simple in structure, small in measuring range, high in accuracy and convenient to use. It is suitable for tire pressure measurement of small vehicles such as mini-cars and motorcycles.