【WiFi Thermometer Hygrometer Monitor】This Wi-Fi room temperature and humidity monitor can be connected through 2.4GHz Wi-Fi (IEEE 802.11B / G / N, 5G WiFi is not supported), automatic analysis and adding devices via the Tuya application, you can remotely monitor room temperature and humidity in real time, thus creating a comfortable house environment. 【High Precision and Real-Time Updates】Our smart thermometer hygrometer monitor has an integrated high precision temperature and humidity sensor, the temperature sensor is -20 °C ~ 60 °C and the humidity sensor is 0% HR- 100% HR. The temperature is precise at ± 1 °C and the humidity is precise at ± 5RH%. And tracking data is updated in real time every 2 minutes to improve data accuracy. 【App Notification Alert】The wifi thermometer hygrometer sensor can remotely monitor temperature and humidity data on the Smart Life App and define the temperature and humidity range required in the Tuya or Smart Life App. If the data exceeds the range you set, the application will immediately push alert notifications on your phone. 【Voice Control】The Wifi temperature and humidity sensor is compatible with Amazon Alexa, Google Assistant. You can know the current temperature and humidity by voice. For example: you can say: "Google, what is the humidity in the living room?" Google Speaker will tell you about humidity in real time in the room. 【Wide Application】The room temperature and humidity monitor adopts compact design and lightweight, can be placed anywhere in the room, small enough to fit in potted plants, cigar humidors, reptile vivariums, and other small rooms.