Specifications: Unit Type:℃ Size: 2 inch gauge or 52 mm diameter Power: Professional 12V,IGN MAX 0.3A Reads: 20~150℃ Waring Light: ≥ 100 °C LED 20 pcs: Green x 6 pcs, Yellow x 5 pcs, Red x 9 pcs Sensor Mounting Thread: NPT 1/ 8 " Accurately of Analog LED Type: When during 40-140 ℃, every 5 ℃ using bar type to light up. Features: Fitment: Fit most of 12Volt vehicles. Fit 2" or 52mm diameter gauge pods holder. Color: Smoked Tint lens when "off",Color LED display when "on". This digital gauge is black with a bright blue LCD reading. The gauge will both show the digital and analog LED. Includes: 1 X Water Temp Gauge 1 X Sensor 1 X Instructions in English Notes: 1.We provide clear pictures ,measurement where possible.Please check as much as possible to make sure the item the one that you need. 2.The actual item maybe has slight color distinct with listing image due to different computer screens ,thanks for your understanding. 3.The size of item is manual measurement,please allow 0.5-1inch difference.(1inch=2.54cm) 4.Even installation manual included. Professional Installation Is Highly Recommended.