1.Tuya Smart ZigBee Temperature and Humidity Sensor Need to work wtih Tuya ZigBee Wireless Gateway Hub, which is proved to be the bridge and control center for smart homes and plays an irreplaceable role for all ZigBee products and realizes the whole intelligent linkage of your house. 2.Real-time perception Temperature and humidity Will be report to your smart phones by Smart Life Tuya App. View history record in App for smart controls for your house temperature and humidity.Monitor your house temperature and humidity no matter where you are. 3.Low power consumptionmicroprocessor for long standby. Designed with low voltage monitoring reminder function in App for real-time power supply for your sensor.Battery powered with long battery life. 4.New added with temperature compensation technique With smart scene linkage to your air conditioning and humidifier,offering your house with the most comfortable temperature and humidity to enjoy our smart life. 5.Widely used Can be set up in various places and easily stick it to the wall with the sticker for simple installation,light and compact. 6. Can be used with Alexa and Google home Specifications: Product name: Temperature and humidity sensor Battery type:CR2450 Temperature detection range:10 ~ 50C Humidity detection range: 0%~95%RH Temperature detection accuracy:0.5 Humidity detection accuracy: 3% Wireless protocol:ZigBee Product size:37*11.6mm Package Included: Sensor*1 User manual*1 Notes: The product can only display degrees Celsius and cannot be switched to Fahrenheit This product must be used with zigbee3.0 gateway