Digital Freezer Thermometer

1.Wide Temperature Range: -40°F to 140°F/ -40°C to 60° C for the outdoors and 32°F~122°F /0°C to 50° C d for the indoors. (High precision, error range is ±1 °C / ± 2 °F), can measure temperature in a short time, record the current refrigerator temperature.
If the temperature goes above the working temperature an -H- will display.
If the temperature goes below the working temperature an - L - will display.
2.It can switch between ºC and ºF
3.It features 2 sensors and will relay 3 kinds of temperatures to suits varied needs.
4.Hygienic food-grade materials
5. Convenient Placement: can be placed on the desktop, can be wall mounted, can be adsorbed on the refrigerator.
6.Alarm Settings: When indoor or oudoor temperature exceed your pre-set minimum and maximum alarm value, the thermometer will make audio alarm and visual alarms after 10 minutes to remind you, allowing you to be aware if adjustments are necessary for your household,wireless indoor/outdoor with audible alarm.
7.The wireless refrigerator thermometer have 328ft (open area) remote range with strong signal Penetration.
8.Power Requirements:
1 Main Unit - 2 x AAA(not included)
2 Transmitters - 4 x AA (not included)