Name: PM Motor high speed gauges Type: RPM; boost; water temp; oil temp; oil pressure; volts; ext temp Material：ALUMINUM Size：52MM Backlight:White, Red,Green,Yellow,Purple,Blue,Pale blue Application: 12v vehicle Drive Voltage :DC5v Drive Mode:1/64 MICROSTEP Drive Current: 30mA Max Operating Temp: -40~105 Humidity 20%~80% Storage Temp: -40~150 Working Angle : 340° Zero Position Accuracy:CCW:-1.5°~0.5° Acoustic Noise:22db A MAX Life:2000hr MIN Brand: SINCO TECH