This Raindrop Shaped Sauna Thermometer is made of pine with silk screened numbers shown in Fahrenheit. It measures 6 7/8" X 5 3/4" X 3/4".
Installation Instructions: For correct temperature reading, mount sauna thermometer on the wall (nail or hook) 6" from the ceiling over the sauna heater.
After preheating the sauna room for 30 minutes or more, temperature should read approximately 180 to 190 degrees Fahrenheit when thermostat on the heater or wall control is set at its highest setting.