2 Inch 52MM LED Digital Narrowband Air Fuel Ratio Black Face Monitor for Racing Gauge

Fitment: Fit for most of 12V vehiclesFit for 2 inch or 52mm diameter gauge pods holderFit for Narrowband Oxygen SensorColor: Smoked lens when \off\,Color LED Display when \on\This gauge will both show the digital and analog LED,Electrics voltage display & warning functionInput Voltage: 0-1 VDisplay Range: 20.0%-10.0%Digital Accurately: Every 0.5%2 1\/16th inch gauge or 52 mm diameterAccurately of Analog LED Type:Every 0.5%,using BAR type to light upDirect Analog: 19.5-18%, 17.5-13%, 12.5-10%LED 20 pcs: 4pcs, Yellow x 10pcs, Green x 6pcsMaterial:ABS + Metalcolour:blackPackage Contents:1 * Digital Air\/Fuel Ratio Gauge (NOT include Oxygen Sensor)1 * cable1 * knob cover1 * Instructions in EnglishOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.