Check the listing for details. 85MM NMEA 2000 Multi-function Gauge Tachometer Water Temp Oil Press Voltmeter. Condition: New. Listed at 62.00 USD. 85MM NMEA 2000 Multi-function Gauge Tachometer Water Temp Oil Press Voltmeter 85MM NMEA 2000 Multi-function Gauge Tachometer+Water Temp+Oil Press+Voltmeter Features: - Name: 85MM NMEA2000 4 IN 1 Multi-functional gauges - Voltmeter: 9-32V - Tachometer: 0-9999RPM - Speed Ratio: 1.0-360.0; Step Value: 0.1 - Oil Pressure: 0-10 bar/0-145psi (Pressure sensor: 10-184ohm) (After power on, press the back button to adjust unit, if the oil pressure unit is "psi", the temperature unit will be "℉".) - Water Temperature: 40-120℃/100-250℉ (Temperature sensor: 301-22ohm) (The water temperature is displayed by default. If you need oil temperature, please contact us to customize.） - Total Engine Hours: 0.0-99999.9H(Press the back button to adjust) - Sensor Fault Alarm(Chinese and English can be switched) - Degree of Protection: IP67 - Backlight: TFT Screen * Sensor are not provided with this gauge. * Plz. order the sensor separately if you need it. Setting: [1].Keep on pressing the back button for 3 seconds, and then enter into setting mode, if leave button more than 3 seconds, it will be out of setting mode. [2] The value will increase when you press the button. When you leave the button and then press it again, the value will decrease. The minimum step value is 0.1 and the adjustable range is 1-360.(tachometer setting) [3] When you get the required speed ratio value after adjustment, please leave the button. The tachometers will autoclave your setup after 3 seconds. If the setup doesn't meet your demand, please re-setup. [4] Must press the button first and power up, can select English or Chinese. Connection: Black : Ground(-) Red : 9~32VDC(+) Blue : RPM signal Yellow : Temperature signal White : Oil pressure signal Dimensions: - 85mm diameter (3-3/8") - 55mm Depth (2-3/4") Package Includes: 1X 4 in 1 Multifunction Gauge 1X Multi-plug socket 1x Installation Instruction