Functions:Voltmeter, Engine temperature sensor, Oil pressure gauge 1/8 NPT, Fuel gauge, Water temperature gaugeOil pressure detection range is: 0 MPa ~ 1.0 MPa,Water temperature detection range is: -10 ℃ ~ 110 ℃ LCD digital display with sunshadePlastic housing and sunshade protection from sun and corrosion.Frequency: 20-20 kHzOperating temperature: 0 to 60 °CDimensions: Height: 50mmWidth: 75mmLength: 100mmWeight: 500gVoltage: 12/24V