The moisture meter can quickly measure the moisture content of the grain. 1. Multifunctional: tachometer with oil pressure indicator to measure water temperature, can display engine speed, water temperature, oil pressure, cumulative hours. 2. Material Premium: The tachometer is made of the highest quality 316L stainless steel, fog glass and PC material, it can be used for a long time. 3. Excellent performance: professional production, exquisite workmanship, high accuracy, low power consumption, waterproof and dustproof IP67. 4. Wide application: multifunctional tachometer can be used in ships, construction machinery, agricultural machinery, car modifications, etc. 5. Simple installation: installation is simple, comes with the necessary accessories, convenient to use, saves time and energy. . 3IN1 WATER TEMPERATURE INDICATOR OIL PRESSURE . 3IN1 WATER TEMPERATURE INDICATOR OIL PRESSURE Specification: Item Type: Multifunctional Tachometer Material: stal stainless steel 316L, fog glass, PC Mounting diameter: approx. 85 mm /3.35 inch Display range of water thermometer: 100-250 ℉ Oil Pressure Indicator Display Range: 0-80psi Tachometer display range: 0-8000 rpm Display Built-in Engine cumulative hours: 0,0-99999,9 hours Degree of protection: IP67, completely waterproof, can work in underwater position 1m; Excellent anti-fog function; Input signal: stepper motor Kolor backlight: red Operating Voltage: 8-16VDC Operating Current: ≤120mA Operating temperature: -30 ℃ to 75 ℃ Storage temperature: -40 ℃ to 85 ℃ . 3IN1 WATER TEMPERATURE INDICATOR OIL PRESSURE . 3IN1 WATER TEMPERATURE INDICATOR OIL PRESSURE List of packages: 1 x Multifunctional tachometer 1 x Fixed support 2 x Fastening nut 1 x Wire Harness 1 x User Manual . 3IN1 WATER TEMPERATURE INDICATOR OIL PRESSURE . 3IN1 WATER TEMPERATURE INDICATOR OIL PRESSURE Step 1: Cut a 85 mm round hole in the central control panel or elsewhere before installation. Step 2: Insert the meter into the open round hole. Step 3: The bracket screw hole corresponds to the screw on the back of the instrument, then tighten it with a screw and fix the panel with the bracket and table frame. Step 4: Insert the power cord harness directly into the rear port of the instrument wires, then connect the corresponding sensor and wiring harness according to the instructions. Connection mode: the red line is connected to the positive pole, the black one is connected to the negative pole, the orange one is connected to the backlight, and the signal line is connected to the sensor. . 3IN1 WATER TEMPERATURE INDICATOR OIL PRESSURE . 3IN1 WATER TEMPERATURE INDICATOR OIL PRESSURE Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.