1The hourmeter allows you keep track of time during the driving, you can install it in an easy?to?find place around instrument panel to ensure concentrate on driving. 2316L stainless steel front cover ring has good chemical stability, able to tolerate the marine environment, has long service life. 3Features low power consumption, long life and high precision. The whole series of stepping instruments are suitable for stepping motors. 4The harness connector has a buckle to achieve firm connection, which can ensure proper functioning of the meter even under violent vibration. 5Adopts anti?fog curved glass, with IP67 protection grade, IP5 back cover, waterproof, dustproof and weatherproof, easy to use and read. 60?12H indication range, ultra?wide working voltage, (long?term working voltage 9?32V, maximum get 36V). 7Suitable for engine/generator sets, ships, construction machinery, agricultural machinery, car modification, etc. 8A detailed product manual will be delivered, and the manual will clearly describe the installation, wiring and use functions of the product.