10 Best Freezer Alarm of August 2025

• 【Note】 After installing in the sensors and host, the host enters RF reception mode and then waits for signals transmitted by the sensors. The alarm will not go off within the first 10mins after turning upper/lower limit alarm function on, the function will be activated after the first 10mins.
• 【Audio Alarm】 With audible alarm, you can set the maximum and minimum alarm value manually. It can ring when the temperature value reaches at the point of limit max or min alarm value that you pre-set.
• 【Max/Min Record】 Temperature range; Indoor: -10℃~ 60℃ (14℉~ 140℉); Outdoor: -40℃~ 60℃ (-40℉~140℉); Transmission range: 100M/328ft (open area). It can record max and min temperature and display up, down & parallel arrow to indicate the trend of current temperature.
• 【Easy Use】 There are 6 function keys on the main unit and signal indicator on the transmitter, you just press the corresponding key to turn on/off the alarm, switch the Celsius or Fahrenheit and clear the MAX/MIN records.
• 【Multiple Install Way】 With integrated magnets, a hanging hole and a bracket at the back, you can put the main unit in refrigerator door, hang on the wall or stand on the table. Please install the new battery to make sure the accuracy.

ORIA

• 【Temperature Range】The indoor/outdoor thermometer range: Indoor -10℃~ 60℃ (14℉~ 140℉), Outdoor -40℃~ 60℃ (-40℉~140℉) and the transmission range is 100M/328ft(open area). You can use it in the fridge, freezer or outdoor, which provides safe food storage.
• 【Audio Alarm】The Wireless Thermometer console includes audible and visual alarms when temperature exceed your pre-set minimum and maximum alarm settings.
• 【Easy to Read Display】The LCD screen with large digit.Records Min and Max temperature provides the historical temperatures readings. With this feature, you can easily monitor the temperature change of your refrigerator and provide double protection to your food safety.
• 【Multiple Installtion Ways】The wireless thermometer is easy to install. The display unit can stand on the table, hang on the wall, magnet on the refrigerator. The wireless sensor can clip on door or hang on the wall.
• 【Operate Easily】There are 6 function keys on the main unit and signal indicator on the transmitter, you just press the corresponding key to turn on/off the alarm, switch the Celsius or Fahrenheit and clear the MAX/MIN records.

AMIR

• Maintain food-safe temperatures in your refrigerator and freezer with innovative thermometer
• Made of shatterproof ABS plastic; dual progress display
• 39-inch sensor cable with suction cups; Velcro tabs firmly attach case to outside surface
• Battery and instructions included
• Audio alarm sound when refrigerator reaches 46 degrees F or freezer reaches 15 degrees F

CDN

• Low volume beep every 10 seconds when the fridge door is open.
• Alarm after 1 minute (for 2 seconds) if the refrigerator door is left open.
• Reminder alarm after 2 minutes (for 4 seconds) if the fridge door is still open.
• Loud alert (50 to 85 dB) after 3 minutes, for 60 seconds will help you to close the refrigerator door.
• Suitable for fridges and freezers doors requiring 60 seconds delay alert, ready to use with Double-Sided Tape and 3xLR44 Batteries included.

deal4you

• Remote WiFi temperature and humidity monitor. 3 year warranty; the only sensor you'll need!
• Superior 1 year (+) battery life! Completely wireless, battery operated sensor (AA batteries included). No gateways or wires needed. Connects to WiFi and sends text and email alerts for high/low temperatures, humidity levels, WiFi connection loss and low battery.
• Check-in remotely from anywhere, anytime using your mobile, tablet or PC. Connects to your WiFi and monitors temperature and humidity in your home, refrigerator/freezer, walk-in cooler, wine cellar and much more.
• Data logging with unlimited history. No subscription and no fees. Accurately monitor conditions 24/7.
• Free email and phone support 7 days a week! Fast, knowledgeable assistance. Made in America. Support American manufacturing & ingenuity.

Ideal Sciences

• ☑【2 Wireless Sensors】 Built-in the console and 2 remote sensors, the wireless fridge thermometer can display indoor temperature and 2 groups of outdoor temperature simultaneously. You can put the sensor in the refrigerator or outdoor.
• ☑【Audio Alarm】The wireless thermometer set the alarm max & min temperature.The base will ring once the temperature is higher than the max or lower than the min set temperature.
• ☑【Easy to Read Display】The LCD screen with large digit.Records Min and Max temperature provides the historical temperatures readings. With this feature, you can easily monitor the temperature change of your refrigerator and provide double protection to your food safety.
• ☑【Wide Range】The indoor/outdoor thermometer range: Indoor -10℃~ 60℃ (14℉~ 140℉), Outdoor -40℃~ 60℃ (-40℉~140℉ ) and the transmission range is 100M/328ft(open area). You can use it in the fridge, freezer or outdoor, which provides safe food storage.
• ☑【Multiple Installtion Ways】The wireless thermometer is easy to install. The display unit can stand on the table, hang on the wall, magnet on the refrigerator. The wireless sensor can clip on door or hang on the wall.【NOTE: Enjoy 1-year buyer's Assurance and lifetime support from our friendly support team】

AMIR

• Digital Thermometer | Includes one refrigerator thermometer and one freezer thermometer
• Easy to read display includes magnetic backing for fridge mount and keyhole for mounting on wall
• Audible Temperature Alarm | Get alerted to temperature spikes with customizable min and max range
• Each wireless thermometer includes clip for refrigerator shelf mount and suction cup for fridge wall
• Temperature Range: -40° to 100°F (-40° to 37°C); Wireless Range: 75 ft. (23 m)

AcuRite

• Digital freezing/refrigerator thermometer /min function and high/low temperature alarm Settings
• Maxium and minimum alarm in outdoor temperature (probe)
• Low power consumption, high accuracy and high stability
• Size: 63 x 63 x 14mm approx.Weight: 150g
• Measuring Temperature Range (outdoor):-50Degrees Celsius ~ +70Degrees Celsius

nonbrand

• Battery and instructions included
• 39-inch sensor cable with suction cups; Velcro tabs firmly attach case to outside surface
• Made of shatterproof ABS plastic; dual progress display
• Audio alarm sound when refrigerator reaches 46 degrees F or freezer reaches 15 degrees F
• Maintain food-safe temperatures in your refrigerator and freezer with innovative thermometer

CDN

• Flexible: Add a SensorPush G1 WiFi Gateway (sold separately) for data and alerts via the Internet
• Powerful: Line of sight range of 325 feet keeps you up to date, even on the other side of your home
• Easy one-time setup with our beautifully designed, free app (iOS or Android)
• Accurate: Swiss-made sensing component provides reliable, accurate measurements
• Set it and forget it: Pushes readings to devices via Bluetooth and alerts you if there's a problem

SensorPush