Note: the backup battery switch is located on the circuit board. For first-time use, please remember to open the back cover, and then switch on the backup battery switch.
If the temperature ( Humidity ) is higher or lower than the range of temperature (humidity ) we preset. The detector will push the alarm alerts to the app and at the same time the detector will sound to remind to control the temperature ( humidity). You can do the real-time supervision via the app.
1. Temperature & Humidity Detection 2 in 1.
2. Built-in Rechargeable battery: can be powered by an external DC5V power supply or standby battery ( Please note: if you want to power the detector via a backup battery, Please open the back cover and switch on the detector ).
3. Temperature Unit is optional （Centigrade or Fahrenheit ).
4. Check the History Record of temperature or humidity anytime.
5. Multi-User Supervision Supported: you can click to share the device with other users.
6. Built-in Buzzer: The Buzzer will sound when the detector is triggered.
7. APP: you can download it by searching for Tuya Smart or Smart Life
 Built-in rechargeable battery:3.7V 1100MA Battery standby time: about 6 hours Alarm Indication: The digital tube number flashes Pairing indication: Green indicator flashes Detecting temperature:-40℃ to +120℃ Detecting Humidity:0% to 100% (no condensation) Temperature humidity accuracy:0.5℃ 1%RH Measurement error:±1℃ ±3%RH WIFI band:2.4G ( not support 5G) Buzzer alarm time: default 15 seconds uncontrollable […]){kind=link}
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In general, everything works in the bathhouse, but due to the fact that the wire is short, the device itself is in high humidity and temperature, it began to overload itself. I had to cover the board with a layer of varnish, at the same time lengthened the antenna.