Camco’s Life is Better at the Campsite Indoor/Outdoor Window Thermometer displays the temperature in both Fahrenheit and Celsius. It has a temperature range from -22° F to 122° F and -30° C to 50° C. The thermometer’s (2) suction cups allow for easy mounting to any window or glass surface. Features an RV map design—perfect for RV enthusiasts. Measures 7 ¾-inches (L) x 3 ½-inches (W) and has an overall thickness of ½-inch (suction cups included). Constructed of durable plastic.