Indoor/outdoor thermometers are large, easy-to-read instruments that can be mounted either indoors or out. The thermometer is calibrated in both Celsius and Fahrenheit.
Large, 12" diameter, easy-to-read instrument. Numbers are 1¼" in size and can be read from across the laboratory. Mount indoors or out in a central location, and everyone will be able to see it. The instrument is accurate to within ±2º. Thermometer is calibrated in both Celsius and Fahrenheit.