Apr 6, 2013· This item: AcuRite Digital Wireless Fridge and Freezer Thermometer. 4.0 out of 5 stars. 5,637. $52.00. $52.00. ORIA Refrigerator Thermometer, Wireless Digital Freezer Thermometer with 2 Wireless Sensors, Temperature, Audible Alarm, Min and Max Record, LCD Display for Home, Restaurants (Battery not Included) 4.2 out of 5 stars.