1. unscrew the tire valve node.
2. Fix the copper gauge head for the valve
3. the device will show the pressure.
4. You need to find an inflatable pump and gas pipe to connect the ..
Description:
1. LCD digital display
2. Fuel level gauge.
3. 7 Colors LED Backlight Available
4. Both MP/H And KM/H Are Available.
5. 4 IN 1 Muti-function Gauge..
Feature:
1.Clear, bright, high visible green backlit LCD display
2.Can set speed and speed alarm reminding function, remind by sound and 8 LED indicators
..