Feature: 1. Integrated engine speed, oil pressure, engine cooling water temperature, battery voltage display, with total engine hours. 2. Wide application, suitable for construction machinery, mining machines, excavators, agricultural vehicles, trucks. 3. IP67 waterproof, which can resistant to harsh marine environment. 4. Made of high quality 316 stainless steel, rustproof, corrosion resistant and durable. 5. Simple installation, no need complicated tools, convenient for using. Specification: Condition: 100% Brand New Item Type: Multifunction Gauge Material: 316 Stainless Steel + ABS + PC Optional Color: White, Black Applicable Models: Suitable for construction machinery, mining machines, excavators, agricultural vehicles, trucks Power Supply: 12V/24V Working Voltage: 9V-32V Working Temperature: -20-70℃ Diameter: Approx. 85mm / 3.3in Waterproof Rating: IP67 Engine Speed: 0-9999RPM Engine Oil Pressure: 0-10bar Engine Temperature: 40-120℃ Battery Voltage: 9-32V Total Engine Hours: 0.0-9999.9 Hours Alarm Message: 1. Alarm of oil pressure sensor disconnection, alarm of low oil pressure
 2. The water temperature sensor disconnects the alarm, the temperature is too high alarm 3. Low battery voltage alarm Input Parameter: J1939 protocol networks data Wiring: 1. Black Wire: Negative pole of power supply 2. Red Wire: DC 9-32V 3. Yellow Wire: CNAL 4. White Wire: CNAH. Package List: 1 x Gauge1 x Manual