[Remote Control]:You can remotely view temperature humidity via smart phone using the app,tuya smart or smart life. [Third party voice support]This sensor supports and Google Home Asistant. You can view the current temperature and humidity through voice. [Battery Life]:Use AAA x 2pcs,battery are not included. [LCD screen display]:The sensor uses LCD as the display of temperature and humidity. [High precision]sensors use top tier suppliers. It can high accuracy of measurement data. [ & ]: The sensor is designed with temperature conversion function between Celsius and Fahrenheit degrees. You can choose the units to display as needed. The switching speed is related to the set data update frequency. [Memory Function]You can always save the historical temperature in the APP. [Scene linkage] This sensor can as a temperature and humidity data source for Graffiti Intelligence, Smart Life, , and Google Home. You can perform many automated processes based on the data source. [WiFi Version]WiFi+Bluetooth,Connect to faster with WiFi+Bluetooth dual mode.Connecting to is twice faster than only WiFi. [ Sharing function ] Share with family for common control. [Real time monitoring and recording]for WiFi Version,Actively report when the temperature exceeds 1 degree, and automatically report when the humidity exceeds 6% (no change, no report, mandatory report for eight hours) Specifications: Product Name: Temperature Humidity Sensor Dismensions: 51 x 51 x 16.5mm Battery: AAA x 2(Not included) Working Temperature: -9.9-60 Wireless Protocol: 2.4Ghz Wifi Working Humidity: 5%RH-95%RH Temperature Accuracy: 1 Humidity Accuracy: 5% RH Color: White Material: plastic Package Contents: 1 xwifi thermometer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.