Description: Numbers and pointer clearly show the Oil Temperature. YELLOW LED light for easy reading in the darkness. High sensitivity and easy operation. Used to measure the Oil Temperature of automobile This unit is designed for DC12V type vehicles with a negative ground. Specification: Size: Approx 52mm*55mm*40mm Power Voltage: 12V Measurement range: 50 to 150 Celsius Celsius Degree Package Includes: 1 Piece Oil Temperature Gauge 1 Piece Mounting Bracket 1 Piece Sensor Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please check the size measurement and the picture carefully before making payment. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you