Specification:

-Input Voltage: 0~1 V
-Display Range: 20.0%~10.0%
-Digital Accurately: Every 0.5%
-Accurately of Analog LED Type:Every 0.5%,using -BAR type to light up
-Direct Analog: 19.5~18%, 17.5~13%, 12.5~10%
-LED 20 pcs: Red x 4pcs, Yellow x 10pcs, Green x 6pcs

Feature:

1.Fit most of 12Volt gasoline vehicle.
2.Fit 2" or 52mm diameter gauge pods holder.
Color:Smoked Tint lens when "off",Color LED display when "on".
3.This digital gauge is black with a bright blue LCD reading.
4.The gauge will both show the digital and analog LED.
5.Universal fit for most cars and motors.
High accuracy and easy operation.

Package Included:(As the picture )

Package 1:
1 x Digital Air/Fuel Ratio Gauge
(DOT include Oxygen Sensor)
1 x Instructions in English

Package 2:
1 x Digital Air/Fuel Ratio Gauge
1 x Instructions in English
1 x Oxygen Sensor

Package 3:
1 x Gauge Holder