Product name: Temperature and humidity sensor Battery type:2*AAA(NOT INCLUDE) Product parameter:DC3V LR03 Quiescent current:10uA Alarm current:15mA Low voltage and undervoltage:2.6V Wireless Technology:ZigBee Working temperature:-10~+50 Working humidity:maximum 95%RH Specifications: 1.Tuya Smart ZigBee Temperature and Humidity Sensor:Requires Tuya ZigBee Wireless Gateway Hub. 2.Real-time perception of temperature and humidity changes , support Smart Life / Tuya App. 3.New ZigBee technology with low power consumption microprocessor for long standby. 4.Smart scene linkage to your air conditioning and humidifier,offering your house with the most comfortable temperature and humidity. 5.Widely used in various places and easily stick it to the wall with the sticker for simple installation. 6.Can be used with Alexa and Google home Package Included: 1*Temperature humidity sensor 1*User Manual 1*Accessories package Notes: This product needs to be used with Tuya zigbee3.0 gateway