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 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 conditioning and humidifier,offering your house with the comfortable temperature and humidity to enjoy our smart life.Widely used in various 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 controlCan be used with and home.Wifi Version 't need hub/ to operate.Product name: Temperature and humidity sensorBattery type:2*AAA(NOT INCLUDE)Product parameter:DC3V LR03Quiescent current:less than equal 10uAAlarm current:less than equal 15mALow voltage and undervoltage:less than equal 2.6Vzigbee working frequency: 2.400GHz- 2.484GHzDetection temperature:-10Celsius~ 60CelsiusDetection humidity:0-100%RHWorking temperature:-10Celsius~ 50CelsiusWorking humidity:maximum 95%RHtype:WIFIColour:WhiteMaterial:ABSSize:70 x 25 x 20mmPackage Contents:2 x Temperature And Humidity SensorOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.