Waterproof 85mm Tachometer Gauge 3000 RPM LCD Hourmeter Red Backlight for Vehicle Marine Use Features： 1、Premium Material: Tachometer is made of premium 316L stainless steel bezel, anti fog glass and high transparency PC material, sturdy and durable. 2、Excellent Performance: Professional manufacturing, exquisite workmanship, IP67 waterproof and dustproof, can be used in harsh environment. 3、Accurate: Boat tachometer can accurately display engine speed 0‑3000RPM, with hourmeter display range 0‑99999.9h, red backlight is easy to read. 4、Wide Application: Waterproof tacho gauge is suitable for ships, fishing boats, yachts, outboard machineries and other kinds of water vehicle. 5、Simple Installation: The installation is simple, connect firmly, with LCD display and stepper motor, convenient for using, save your time and energy. Specification： Item Type: Tachometer Material: 316L stainless steel, anti fog glass, PC Input Signal: Pulse Display Range Of Tachometer: 0-3000RPM Display Range Of Hourmeter: 0-99999.9H Protection Grade: IP67, completely waterproof, can work in 1m underwater position; Excellent anti fog function; Backlight Color: Red Operating Voltage: 9-32VDC Operating Current: ≤60mA Operating Temperature: -30℃ to +75℃ Storage Temperature: -40℃ to +85℃ Operation Mode: LCD display, stepper motor Package List： 1 x Tachometer 1 x User Manual