52mm Air Fuel Ratio Gauge Narrowband Round 7 Colors Digital Air/Fuel AFR Meter for 12V Racing Car Boost Guages Stepper Motor

- Boost gauge psi (-30~30)
- Water temp gauge (40-140 ℃)
- Oil press gauge(psi) （0-100 PSI）
- volts meter (8-18V )
- Exhaust gas temp gauge EXT (0~13×100℃)
- Vacuum gauge
Fit for 12Volts ,4/6/8 Cylinder and gasoline Car:
- Tachometer RPM (0-9999 RPM)

Air fuel ratio gauge

Fitment: All 12Volt Car

Package include:
1 x Air/Fuel Gauge(Not include Oxygen Sensor）
1 x Users Manual In English