Oil Temperature Meter 52mm 12V DC Digital LED Display with Alarm Function for Vehicles Dual Units ℃ ℉ Features： 1、Dual Unit Switchable: Easily switch between Celsius (℃) and Fahrenheit (℉) for accurate temperature readings. 2、Precise Monitoring: Accurately monitors oil temperature from 20°C to 150°C (68°F to 302°F), ensuring engine safety by preventing overheating. 3、Built-in Sensor: Comes with a 1/8 NPT sensor, no additional sensor is needed for installation. 4、Nighttime Visibility: High visibility with blue LED lighting, ensuring easy viewing from any angle, day or night. 5、Wide Compatibility: Suitable for all 12V vehicles, including cars, SUVs, trucks, and more. Specification： Item Name: Oil Temperature Gauge Main Material:?ABS, Metal Measuring Range: 40-140℃ Gauge Install Diameter: Φ52mm/2" Product Color: Black Package List： 1 * Oil Temperature Gauge 1 * Sensor 1 * Power Cable 1 * Bracket 1 * Installation Instruction