Welcome to our store! 1. Premium Material: The 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 craftsmanship, IP67 waterproof and dustproof, can be used in harsh environments. 3. Accurate: The boat tachometer can accurately display engine RPM 0-3000 rpm, with hour meter display range 0-99999.9 hours, red backlight is easy to read. 4. Wide Application: Waterproof tachometer is suitable for ships, fishing boats, yachts, outboard engines and other types of watercraft. 5. Easy Installation: Installation is simple, firmly connected, with LCD display and stepper motor, convenient to use, saving time and energy. Item Type: Tachometer Material: 316L stainless steel, anti-fog glass, PC Input Signal: Pulse Tachometer Display Range: 0-3000 rpm Hour Meter Display Range: 0-99999.9 hours Protection Level: 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℃ Operating Mode: LCD display, stepper motor 1 x Tachometer 1 x User Manual If you receive your item and find any product problems, such as damage or incorrect item quantity, please contact us immediately. We will do our best to provide you with satisfactory after-sales service.