Ⅰ. Tuya Smart ZigBee Temperature and Humidity Sensor: A Tuya ZigBee Wireless Gateway Hub is required to work with the temperature and humidity sensor, as well as a variety of ZigBee smart products. It serves as the bridge and control center for smart homes, playing an important role for all ZigBee products and enabling the whole intelligent linkage of your house. Simply add the sensor into the ZigBee hub after adding the hub into Smart Life/Tuya App. Ⅱ. Real-time perception of temperature and humidity changes and real-time report to your smart phones with Smart Life Tuya App supported. 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. Ⅲ. New ZigBee technology with low power consumption microprocessor 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. (battery not include) Ⅳ. New added with temperature compensation technique with smart scene linkage to your air conditioning and humidifier, offering your house with comfortable temperature and humidity to enjoy smart life. Ⅴ. Widely used in various places and easily stick it to the wall with the sticker for simple installation, light and compact. Easy set up and configure to your Smart Life App for convenient control Ⅵ. Can be used with Alexa and Google home Specifications: Product name: Temperature and humidity sensor Battery type: 2*AA (NOT INCLUDE) Product parameter: DC3V LR03 Quiescent current: 10uA Alarm current: 15mA Low voltage and undervoltage: 2.6V zigbee working frequency: 2.400GHz-2.484GHz Detection temperature: -10~ 60 Detection humidity: 0-100%RH Working temperature: -10~ 50 Working humidity: maximum 95%RH Package Included: 1*Temperature and humidity Sensor 2*screw 1*Card pin 1*stickers 1*Instruction Notes: This product needs to be used with zigbee3.0 gateway