2 inch 52mm Auto Pressure Car Air to F uel Ratio Meter Gauge Turbo 7 Colors LED

2 52mm Auto Car Air to Fuel Ratio Meter Gauge Turbo 7 Colors LED Universal 1xProduct name:Air fuel ratio gaugeDiameter:2/52mmPower:DC 12V ProfessionalWith the push of a button the gauge can change between 7 different colours as the backlight (colour is set by pushing the black button on the front of the gauge).Unlike other styles of gauges no extra control box is required. Universal install on any 12 volt vehicle.Features:Gauge is 52mm (includes a gauge cup for mounting)Can be used with WIDEBAND or NARROWBAND sensors(sensor not included)Can have 7 different coloured backlights (change the colour with the push of a button)Comes with everything required for install as picturedThis Air Fuel Ratio gauge has the following range: LEAN - RICHPackage Includes:1 x Air Fuel Ratio Gauge1 x Mounting Kit +Holder Cover1 x Users Manual In English