Features:

100% brand new.
This gauges will precisely monitor the temp within your coolant that is within a range of LEAN/OPTINAL/RICH.
This series is fully electronic with a Blue digital LED readout, which allows for easy viewing at all angles during all lighting conditions.
*Blue Digital LED Display,7 colors of backlight
*Easy install,comes with installation instructions.
*READ:LEAN/OPTINAL/RICH
*Size:2 inch (52mm) gauge diameter
*Power:Professional 12V,IGN MAX 0.3

Oxygen Sensor Specification:

Working Voltage: DC12V
Signal Line Voltage: 0-1V
Spiral: M18*1.5
Output Voltage: Maximum value ≥900mv/ minimum value ≤50mv.
Response time: (600mV-300mV) ≤100ms.
Response time: (300mV -600mV) ≤100ms.
Starting time: ≤10s
Heating resistance: 8.5~9.5 Ω
Internal resistance: 200~300 Ω

Package Included:

1 * Air Fuel Gauge
1 * English Manual
1 * oxygen sensor（Need to choose）

Notes:

1.Oxygen sensor type: Narrow band.
2.Oxygen sensor output voltage: 0~1 V.
3.Highly Recommended professional installation,do not teach you how to connect the O2 Oxygen sensor.
4.This kit is not a universal kit, please confirm whether this oxygen sensor is suitable for your car before buying, thank you!