Product features: suitable for large cars, fast inflation, and the pressure gauge is the connection of pure copper valve, more durable, good sealing performance, easy to use. 

The service range of the pressure gauge with air rod: 0~220psi; 0 ~ 1.6 MPa.

Instructions:

To remove the device tube longer qimenxin wrench, then the device with the threaded at one end of the loading on the tire valve nozzle, and then extended qimenxin wrench inserted into the device tube rotary valve inside and out, will air compressor belt joint on the device connector, open air compressor air valve to be pressure to the need to turn off the device after the valve pressure, take the air compressor with gas, put the device inside the nozzle valve core, with extended qimenxin wrench will qimenxin propulsion, open the valve to the largest position at the same time, to position the valve core after tighten, finally will be the device to unscrew the can.