Precise engine monitoring This 12V mechanical water temperature gauge provides accurate readings of your engine coolant temperature, helping you monitor the engine and detect potential overheating before it becomes a problem. Durable design Constructed from robust materials to withstand the rigors of automotive use, delivering reliable, longlasting performance for dedicated car enthusiasts. Compact size for easy installation 52 mm diameter fits into most vehicles, enabling a clean, seamless integration into your dashboard or instrument cluster. Easytoread display The dial is designed for visibility in all lighting conditions, allowing quick, ataglance checks of engine temperature. Key specifications and compatibility Type: mechanical water temperature gauge Voltage: 12V Size: 52 mm diameter Material: robust construction for automotive environments Application: suitable for 12V vehicles with standard coolant systems Practical use scenarios Classic car restoration or upgrade projects to aging gauges with a reliable temperature readout. Daily drivers in hot climates where monitoring engine temperature helps prevent overheating. Performance or modified builds where ongoing engine temperature monitoring supports safe driving and tuning decisions.