ITEM NAME:2" 52MM Digital Analog 20 LED Narrowband Air Fuel Ratio Monitor Racing Gauge New Car 2" 52MM Round LED Digital Narrowband Air Fuel Ratio Monitor Racing Gauge Meter SPECIFICATIONS.(Fit for Narrowband Oxygen Sensor. 1 x Digital Air/Fuel Ratio Gauge (NOT include Oxygen Sensor). Direct Analog: 19.5~18%, 17.5~13%, 12.5~10%. 3) This gauge will both show the digital and analog LED. Lens Color: Smoked Tint lens when "off",Color LED Display when "on".
