1.WiFi thermometer hygrometer: the intelligent indoor thermometer hygrometer sensor can adjust the room temperature and updates every two minutes for more accuracy. The measurable temperature range: 20 60 ℃ (4 ℉ 140 ℉), temperature measurement accuracy: ± 1.0 ℃ (± 1.8 ℉). Humidity measuring range: 10% RH 99% RH, Humidity measurement accuracy: ± 5% relative (Only 2.4 GHz WiFi, 5G WiFi is not supported!) 2.WiFi Bluetooth dual mode: WiFi temperature sensor faster connection to the network. The connection to the network is twice as fast as only via WiFi. Turn on WiFi and Bluetooth. The device is automatically displayed after opening the app and the connection becomes faster. (Bluetooth function is only used for binding devices, no other functions) 3.Intelligent monitoring link: you can create a home smart shortcut with the temperature humidity monitor to automatically turn off your smart devices. For example, you can set an intelligent scene by connecting your air conditioner and humidifier to the thermometer of the humidity display. (Must work with Tuya Zigbee) 4.Voice and remote control: The Tuya temperature sensor is controlled by the Smart Life app or the Tuya Smart app, which can be downloaded from the phone app store or scan the QR code on the user manual (English language not guaranteed). You can control the damp sensor with your phone when you are connected. Meanwhile, it is compatible with Alexa and Google Home. For example, you can say, 'Alexa, what is the temperature in the living room?' (Alexa and Google Home temperature data is partially missing) 5.Mini size and portable: the indoor thermometer is designed with a small size. It can not only monitor the room temperature and humidity, but it is also very convenient to apply rooms, mini rooms such as your cellar, wine cellar, cigar box and greenhouse ect. Meanwhile, you can take it with you when you go out camping. Manage your daily life better. 6.Free data storage and export of data: the room humidity sensor supports data export and storage. Historical data is quickly and easily downloaded with a smartphone and can then be exported by email as a CSV file. With the historical data information, you can better manage the temperature and humidity of your room. 7.WiFi / Zigbee design: the temperature sensor WiFi version discharges the battery faster than the Zigbee version. The battery of the WiFi version can usually run out after about 20 days. And if your router has too many connections, there may be connection errors. In this case, you need to reduce the number of connections to WiFi devices or replace the WiFi router to solve this problem. 8.We a 12month warranty on indoor thermometer. If an anomaly occurs on the product during use, e.g. abnormal temperature data, not normal use or other problems with product quality, we will handle it according to the warranty policy.