Feature: 1. Reliable Materials: Made from 316L stainless steel front cover and anti fog curved glass cover, can be used for a long time even in acid, alkali and humid environments. Anti fog, IP67 waterproof and dustproof, perfect for harsh sea environment. 2. High Accuracy Display: The gauge adopts stepper motor to drive the pointer to accurately display the water temperature 40‑120℃, 100‑250℉, with high accuracy display, good repeatability, strong versatility, reliability and stability, easy to read. 3. Wide Voltage: Water temp gauge makes use of ultra wide working voltage design, the long term working voltage is 9‑32V, and the maximum can reach 36V. With the features of low power consumption, long life, high accuracy and short start up time. 4. Professional Gauge: Engine water temp meter is designed with red backlight for easy reading at night. The connection harness adopts a snap design for firm connection, making the gauge work even under strong vibration, convenient for using. 5. Wide Range of Uses: Round water temp meter is a universal accessory, widely applicable to engines, generator sets, ships, construction machinery, agricultural machinery, various vehicle modifications, and so on to better meet your needs. Specification: Item Type: Water Temperature Gauge Material: 316L Stainless Steel Bezel, Anti Fog Glass, PC Water Temperature Display Range: 40-120℃, 100-250℉ Protection Grade: IP67, the whole body is completely waterproof, can work at 1m underwater; excellent Anti fog function Input Signal: Stepper Motor Backlight Color: Red Working Voltage: DC 9-32V Working Current: ≤60mA Operating Temperature: -30℃ to +75℃ Storage Temperature: -40℃ to +85℃ Size: Approx. 52mm/2.0in. Package List: 1 x Water Temperature Gauge1 x Harness1 x Manual Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.