Traceable Thermometer / Clock / Humidity Monitor Fahrenheit / Celsius 32° to 122°F (0° to 50°C) - EachAbout Fisherbrand Traceable Digital Thermometer Hygrometer, 32 to 122 F (1 Unit) AAA battery, inch LCD, flip down easel, switch selectable readings Measures ambient temperature, relative humidity, tells time Easy operation, accuracy, reliability, time of day Memory recalls highest and lowest temperatures and humidity readings Description: Thermometer Clock Humidity Monitor Fisherbrand Traceable Fahrenheit Celsius 32 to 122F (0 to 50C) Internal Sensor