Feature●Easy-to-read screen●Displays temperature in Celsius and Fahrenheit●Free standing, hangs from wire shelf or attaches with magnet●Temperature Range: -4 F to 122 F (-20 C to 50 C)●Includes LR1130 replaceable button cell batteryDescription A convenient size thermometer to check if your refrigerator is too warm or too cold. A multi-functional hook for easy hanging or stand on a shelf. Thermometer, readings down to -4 Fahrenheit and includes a 1.5V alkaline cell battery.