ITEM NAME:Water-Temp-Gauges Sensor Racing 2--52mm Blue LED DC 12V with for Car Boat 40-120.1 x Water Temp Celsius Gauge. Power: 12V DC, Max. Read: 40 - 120'C. 1 x Sensor. Numbers and pointing clearly show the water temperature. Black shell and white light. The Light Color: White. The Shell Color: Black.