2 In 1 Motorcycle LED Digital Speedometer Tachometer Oil Fuel Gauge Description:waterproof Highperformance, Tachometerand Fuel Gaugecombinedintoone Easyinstallationandhighaccuracy Bright LEDreadsout, easyviewingatallanglesduringlightingconditions SMDchipelectroniccomponents, processedbyautomaticplacementmachine, stableoperation, suitableformotorcyclemodifying Specification:
Material: Metal Dimension: Asthe Pictureshow Wire Length: Approx.30cm (11.8)
Colour: Silver Operating Voltage:DC12VLEDIndicator Display: Blue LED: Speed Red LED: Oil Level Tachometerinstallationanddebuggingmethod:1. Connectthepositiveandnegativepoletopowersupplycorrectly.2. Turnontheelectricdoorswitch, tachometerwilldisplayto 0, andthenletthesignallinetouchthepositivepoleofpowersupply. Ifthedigitaldisplaychanges, itcanworknormally.3. Connectthesignalcable, startthecar, andthenitcandisplayspeed. Fuelgaugeinstallationanddebuggingmethods:1. Connectthepositiveandnegativepoletopowersupplycorrectly.2. Turnontheelectricdoorswitch, fuelgaugedisplaysagridofred, andthenconnectedsignallinetothenegativepole. Waitforawhile, LEDlightwillalllightupslowly, indicatingnormaloperation.3. Connectthesignalline, fillup, slowlyadjustthepotentiometertomakeallthe LEDlightson. Whenoilrunsout, slightlyadjustpotentiometersoastomakeonlyonered LEDlighton. Pleasenote: Theoriginalfuelgaugecannotbeusedtogether Wire connection: Red wire connect to the power positive pole, Black wire connect to the negative pole, Green cable connect to the engine speed signal line, Yellow wire connect to the fuel gauge signa