316 Stainless Steel Four Multifunction Gauge IP67 85mm For Marine Boat Yacht Features: Engine Speed: 0-9999 RPM Engine Oil Pressure: 0-10 bar Engine Temperature: 40-120 degrees Battery Voltage: 9-32V Total Engine Hours: 0.0-9999.9H Sensor Fault Alarm Alarm Message 1. Oil pressure sensor off, low pressure 2. Temperature sensor off, high temperature 3. Low voltage Input Parameter (Customizable) Speed ratio adjustable range is 1.0-360.0 Oil pressure sensor 10-184 ohm Temperature Sensor 301-22 ohm Environmental Operating Voltage 9-32 Volts (DC) Power Consumption 120mA Operating Temperature -30-70 degrees Storage Temperature -30-80 degrees Degree of Protection IP67 Connection 1. Black: Ground (-) 2. Red: 9-32VDC (+) 3. Blue: RPM signal 4. Yellow: Temperature signal 5. White: Oil pressure signal Gauge Color: CX8051: Chrome Bezel with Black Dial CX8052: Chrome Bezel with White Dial Bezel: 316 Stainless Steel Installation Diameter: 85mm/3.35 Inch Owner's manual is supplied One year warranty is offered Destination custom duty is not included in the listing price, it is the customer's duty to pay for custom duty if any.