12V mechanical water temperature gauge with a 52mm dial. Accurate temperature measurement Provides reliable coolant temperature readings to help prevent engine overheating and support proactive cooling decisions. Robust construction Built with durable materials designed to withstand the harsh conditions of the engine bay, delivering reliable performance over time. Easy installation Compact 52mm size fits common gauge openings and dashboards in most vehicles, enabling a straightforward upgrade without extensive modification. Clear visibility contrast dial and clear markings ensure quick, ataglance readings under varying lighting conditions, for safe and confident monitoring. Specifications and compatibility 12V mechanical operation 52mm diameter dial Designed for coolant temperature monitoring in engines Fits most vehicles with standard 52mm gauge mounts Use scenarios Daily driving in hot weather or during steep climbs to monitor engine temperature and prevent overheating. Classic car restoration or dashboard upgrade where a traditional mechanical gauge adds to the vehicle's aesthetic while providing practical monitoring. Offroad or performance driving where engine load is and steady temperature feedback helps maintain operating conditions.