ORIA Digital Refrigerator Wireless Freezer Thermometer Fridge Temperature Monitor With 2 Sensor

Features: [3.7-inch LCD Readable Display] - this refrigerator thermometer with high definition LCD screen, large bold data and white backlight to ensure comfortable viewing at day or night. Note: press the display backlight to turn it off automatically after 10 seconds. Press "℃/℉" key for switching Fahrenheit or Celsius [MAX/MIN Records] - you can choose to record the Maximum/ Minimum temperature and humidity since last restart or automatically update for every 24 hours by Press "CLEAR/-" button. the resolution upgrade to 0.1°C/°F, which make the readings more accurately to reflect the current temperature [Alarm Range Setting]]-The alarm range in refrigeration mode is 0~15 ℃ (32~59 ℉), and in freezing mode it is -40~0 ℃ (-40~-32 ℉) [Audio Alarm for Reminding] - The wireless refrigerator thermometer is equipped with an audible alarm. When the temperature exceeds your pre-set minimum and maximum alarm values for 2 minutes, the thermometer will sound an alarm to remind you and your family to understand the temperature changes and make timely changes. [Dual Wireless Sensors for Different Places] - built-in the console and 2 remote sensors, the wireless fridge thermometer can display indoor temperature and 2 groups of fridge /freezer or outdoor temperature simultaneously, and no longer frequently switch channels to know the temperature and humidity [2 Mounting Options] - designed with wall hanger and retractable stand at the back, easy to mount it on wall effortlessly or just place it on the table. It can be used for office, hotel, greenhouses, incubation room, nutrition room, school, laboratory, baby room, hospitals etc. Specificaitions: ▲Display Console: Power supply: 3 x LR03 (AAA) / 1.5 V (not included) ▲Wireless freezer / refrigerator sensor Batteries: 4 x LR03 (AAA) 1.5 V (not included) Temperature measuring range: -40°C ~ 37.7°C (-40°F ~ 99.9°F ) The freezer setting range: -40°C ~ 0°C (-40°F~ 32°F) The refrigerator setting range: 0°C ~ 15°C (32°F ~ 59°F) Temperature accuracy: +/-1°C (+/-1.8°F) Resolution: 0.1°C (0.1°F) Protection type: IPX4: Protection against splash water from all directions Transmission frequency: 433 MHz Range: max. 262 ft / 80 m (in open area) Temperature data detection and sending period: every 30 seconds Notes: ▲ Allow up to one hour for the sensors to stabilize due to signal filtering. ▲Make sure the remote sensor LCD display is working and the transmitter light is flashing once per 30 seconds. ▲If any of the sensor communication is lost, press and hold the TX/+ button for 3 seconds to reacquire the signal or replace the batteries with fresh batteries. ▲ Please reset the product if the button doesn't work properly. ▲This product is not waterproof, please keep it away from any liquid. ▲This item is an electronic product. It will be recommended to place the sensor in a sheltered area to prevent direct exposure in the sun, such as an eaves, balcony, when it is using outdoor. ▲ Please replace the battery regulary to keep it work well all the time. ▲Be sure to never mix old and new batteries, and never mix battery types such as alkaline and lithium together. ▲For cold weather environments (less than -20 °C), install lithium batteries. ▲ Instrument performance may be affected if operated within a high frequency radio filed, such as near a mobile phone, or if subjected to an electrostatic shock. Package Included: • Wireless thermometer x 1 • Freezer sensor x 1 • Refrigerator sensor x 1 • Operating instruction x 1