Features: Accurately monitor engine performances with this 2" 52mm Water Temperature Gauge featuring a 100-250℃ ranging and bright LED backlight for clear visibility, designed for DC12V systems in cars, trucks, and marine vehicles. Built with plastic metal construction and shock resistant design, this 52mm gauge ensures reliabled operations in conditions while maintaining precise temperature readings via its analog display. Ideal for automotive enthusiasts, boat owners, and off road driver who require real time engine temperature tracking during demanding journeys or routine vehicle maintenance. Perfectly suited for dashboard installations in daily commuters, long hauls trucks, or marine vessels, providing critical temperature data during night drives, off road adventures, and marine engine monitoring. The standardized 2 inch diameter and universally DC12V compatibility simplify integration into most vehicle dashboards, offering a professional upgrade for water temp measurement without complex modifications. Specifications: Component: plastic + metal Dimensions: 2 inches (52mm) Instrument type: car water temperature meter Gauge diameter: 2 inches (52 mm) Measuring ranging: 100-250℉ Measuring ranging:100-250℃ working voltages:DC12V Package Includes: 1 Set Water Temperature Gauge note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.