McKesson Brand McKesson Digital Refrigerator / Freezer Thermometer with Alarm

McKesson Brand McKesson Digital Refrigerator / Freezer Thermometer with Alarm Wireless refrigerator/freezer thermometer comes with a triple LCD display with large digits and single probe. Thermometer monitors refrigerators and freezers up to 30 feet away with wireless temperature sensor (164 foot open field / 32 foot distance for inside fridge wireless). Triple display shows current, minimum and maximum temperatures. Programmable low and high alarm limit Three channels temperature measurement: Internal – devices with ambient temperature; external – probe with bottle; wireless – Bluetooth transmitters Temperature range: -58° to +158° F (-50° to +70° C); external bottle sensor, -40° to +122° F (-40° to +50° C) wireless bottle sensor NIST traceable Mount with a flip-out stand or wall mount.