and High Quality 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. 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) 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. Widely used in and easily 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 Can be used with Alexa and Google home. Wifi Version ' need hub/ to operate. Product name: Temperature and humidity sensor Battery type:2*AAA(NOT INCLUDE) Product parameter:DC3V LR03 Quiescent current:less than equal 10uA Alarm current:less than equal 15mA Low voltage and undervoltage:less than equal 2.6V zigbee working frequency:2.400GHz-2.484GHz Detection temperature:-10Celsius~ 60Celsius Detection humidity:0-100%RH Working temperature:-10Celsius~ 50Celsius Working humidity:maximum 95%RH type:WIFI Colour:White Material:ABS Size:70 x 25 x 20mm Package Contents: 2 x Temperature And Humidity Sensor Only the above package content, other products are not included. Note: Light 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.