It can display both and .Classic and minimalist styling.Used to measure the water temperature of automobile.High sensitivity and easy operation.Add a vintage look and feel to your ride, high quality and light weight.Fitment:For all 12V car models.SPECIFICATION:Mounting Diameter: 2inch (52mm)Max Diameter: 2.2inch (57mm)Thread Size of Sensor Port: NPT 1/2,NPT 1/4,NPT 3/8Unit: degree Fahrenheit & degree CelsiusDisplay Range: 130-280 Fahrenheit & 50-140 CelsiusWorking Voltage: DC(10-15V) 12V ProfessionalFitment: Universal fit for most 12V VehiclesLength of Wire:1.8meterNote:Installation guide not included, we strongly recommend you seek professional installation.Please check as much as possible to make sure the item is what you need.Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect UseColor: As shownMaterial: plasticPackage Contents:1 x Water Temp GaugeOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.