Smart Connection: This smart temperature and humidity sensor supports linking with other Tuya devices. When the environment is changed, the smart link can be performed. For example, when the ambient temperature exceeds 35C, the air conditioner will automatically turn on. The humidifier will work when the humidity is below 20% RH. Backlit LCD display: the smart thermometer and hygrometer have a built-in backlit LCD display, you can directly monitor the temperature and humidity on the screen in real time. Voice Control: Our smart thermometer works with Amazon Alexa and Google Assistant. It supports three connection programs: WiFi, Bluetooth and hotspot. Sensitive Sensor: The sensor of the smart thermometer and hygrometer is highly sensitive and can accurately capture temperature and humidity changes in the environment. You can also select or as the temperature unit through the APP. Device Sharing: You can share the smart hygrometer with your family through the Tuya and Smart Life APP and share the material you you added so they can also monitor the surrounding environment.