WiFi Temperature Sensor Smart Thermometer: Digital Temperature Monitor Gauge with Waterproof External Probe, App Alert & Buzzer Alarm, Rechargeable Battery, for Freezer, Refrigerator, Fish Tank

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- REMOTE MONITOR & HIGH LOW-TEMPERATURE ALARM No hub required, connect to 2.4GHz wifi(5G is not supported), you can know the temperature data from the sensor in real-time via the Tuya Smart life app, even if you are on the other side of the earth. The Buzzer will sound and the push notification will be sent to your phone at the same time once the temperature is out of preset range.
- FREE HISTORY RECORD & WARRANTY The history record data of temperature can be exported from the App. Indoor temperature sensor supports reading and Temperature calibration. We provide a 24-month warranty for the Digital Fridge Freezer Thermometer. Please feel free to contact us if you have any questions about the Indoor Thermometer.
- BUILT-IN RECHARGEABLE BATTERY & EASY TO INSTALL The Tuya wireless temperature sensor is powered by a DC5V power adapter with a USB cable. Built-in Rechargeable backup battery, When the external power is out, the battery can continue to work for 6 hours. The smart temperature sensor with a magnet on the back, could be attached to the metal surface directly. You can also install it with the 3M film.
- LINKAGE WITH OTHER DEVICES Set your smart routine in the app. For instance, when the ambient temperature surpasses 82 F, the air-conditioner opens automatically. As long as the devices are compatible with the Tuya Smart Life app, you can synchronize more smart devices.
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