Feature: 1. Premium Material: Boat instrument panel is made of 316L stainless steel front cover bezel, anti fog curved glass cover and industrial grade electronic components and structural parts, which can withstand mechanical shock and vibration without corrosion or rust. 2. IP67 Waterproof and Dustproof: Boat instrument panel has IP67 waterproof and dustproof rating, which can work normally under ‑30~+75℃, ideal for marine and various harsh environments. 3. Superior Performance: Boat instrument panel adopts stepper motor to drive the pointer, the pointer display has the characteristics of high accuracy, good repeatability, high versatility, reliable and stable, easy to use, etc. 4. Alarm Function: RV switch panel can display engine speed from 0‑4000RPM and 999999.9H, with alarm, Engines Stop, Start ON OFF, low oil pressure alarm, water temperature alarm, backlight button, and preheat button. 5. Save Space: This panel can be installed in the center of your RV or construction vehicle with a unit area of 210x160mm / 8.27x6.30in, which is a great space saver. 6. Low Power: RV switch panel is designed with ultra wide working voltage, long term working voltage: 9‑32V, up to 36V (≤1 minute), working current ≤100mA, ultra low power consumption. 7. Firm Connection: RV switch panel's back harness connector with clips ensures a firm connection between the instrument and the harness, so that it can work reliably even in strong vibration situations. Specification: Item Type: Instrument Panel Material: Aluminum Alloy, ABS, Stainless Steel, Tempered Glass Function Display: Multifunction Panel Can Display Engine Speed 0-4000rpm and 9999.9h, and It Also Comes with Alarm, Engines Stop, Start ON OFF, Low Oil Pressure Alarm, Water Temperature Alarm, Backlight Button, and Preheat Button, Etc. Operating Current: ≤100 MA Operating Temperature: -30℃~+ 75℃ Storage Temperature: -40℃ ~ + 85℃ Protection Class: IP67, Can Work Underwater 1m/3.3ft Position, Excellent Anti Fog Function: Application: This instrument panel can be installed in your caravan yacht or engineering vehicle center control position, just need 210x160mm / 8.27x6.30in unit area, greatly save space, through the panel data at any time to understand the state of the engine Application: The center control multifunctional tachometer conversion panel can be used for engines, generator sets, RVs, yachts, fishing boats, ships, construction machinery, agricultural machinery, modified vehicles and other fields. Installation instructions. 1. Make a hole 200x150mm / 7.87x5.91in in the pre installed position of the central control 2. Put the instrument panel into the open hole, connect the power harness and sensor harness on the back of the instrument panel in order (please check the order of wiring, it is recommended to find a professional electrician to assist in the installation) 3. Fix the panel with screws Application: For engines, generator sets, caravans, yachts, fishing boats, ships, construction machinery, agricultural machinery, modified vehicles and other fields.. Package List: 1 x Instrument Panel 2 x Keys1 x Manual Note: 1.It is recommended to find a professional electrician to assist in installation.2.Manual measurement, please allow slight error.