Gear Box Control Equipment 1.Readout:RPM, pressure,oil temp,water temp 2.metal material,good quality 3.complete ... Control Equipment Item: Gear Box Monitoring instrumentModel no.:YD-120Feature:1) readout: RPM, Oil pressure(MPa),Oil Temperature (°c), Water Temperature (°c)2 ... ) Give Sound and light alarm, when Rpm, oil pressure, exceed or less than settings. each velue's level is adjustable for users ...