[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 Home Asistant. You can view the current temperature and humidity through voice. [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. [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 Home. You can perform many automated processes based on the data source. Specifications: Product Name: Temperature Humidity Sensor Battery: AAAx2(without) Working Temperature: -9.9℃-60℃ Wireless Protocol: 2.4Ghz Zigbee 3.0 Working Humidity: 5%RH-95%RH Temperature Accuracy: ±1℃ Humidity Accuracy: ±5% RH ℉&℃: The sensor is designed with temperature conversion function between