one for one Wireless Digital Freezer Thermometer Indoor/Outdoor Temperature Sensor with Audible Alarm

Description 1. Alarm function. When the test temperature exceeds the maximum or minimum temperature set by the thermometer, the thermometer will alarm to remind you to adjust the temperature 2. The display console displays the temperature, minimum and maximum temperature, which can be reset manually 3. The easy-to-read LCD screen displays the current indoor/outdoor temperature. When the electricity is insufficient, it will be displayed on the LCD screen 4. Includes 24 hours of high and low records for temperature 5. With a temperature trend indicator arrow and daily high and low information Specification: Description: The wireless refrigerator/freezer thermometer includes 1 built-in indoor temperature in the console and 1 remote sensor, which can monitor the refrigerator temperature and indoor temperature. Indoor and outdoor MAX and MIN temperature records all the time/24 hours. The temperature trend arrows indicate whether it is warmer or colder near the remote sensor. When the indoor or outdoor temperature exceeds your preset minimum and maximum alarm value, the thermometer will sound an alarm to remind you, letting you know whether any adjustments are needed for your household. Features: Alarm function. When the test temperature exceeds the maximum or minimum temperature set by the thermometer, the thermometer will sound an alarm to remind you to adjust the temperature. Temperature trend display. 3 groups of temperature trend indication: for real-time test, if the deviation between the test temperature and the current temperature is greater than 1 degree, the temperature trend indication shows UP sign; if the indication between the test temperature and the current temperature is less than 1 degree, the temperature trend indication shows DOWN sign; if the deviation between the test temperature and the current temperature is within 1 degree in 1 hour, the temperature trend indication shows PARALLEL sign. The display console displays the temperature, minimum and maximum temperature, which can be reset manually. Easy-to-read LCD screen displays current indoor/outdoor temperature. When the electricity is insufficient, it will be displayed on the LCD screen. The screen stands upright for tabletop use or can be wall-mounted. Includes 24 hours of high and low records for temperature. With an arrow indicating temperature trend and daily high and low information. Specifications: Condition: 100% Brand New Material: ABS Color: White Update Rate: 10 seconds Indoor Temperature Range: -10℃~60℃ (14℉~140℉) Outdoor Temperature Range: -40℃~60℃ (-40℉~140℉) Power Supply: 2 x AAA batteries (not included) Host Size: Approx. 9.5 * 8.5 * 2cm / 3.74 * 3.34 * 0.78in Package Weight: Approx. 180g Package Included: 1 x HTE 1 x Sensor 1 x User Manual Note: 1. Do not install the battery reversely. 2. Do not place the receiver near the metal. 3. Avoid the transmitter directly in the rain. 4. High quality batteries for better use of the main unit and transmitter. 5. Sensor search mode allows you to re-synchronize the sensors without removing and reinserting the batteries.