1Perceive the indoor environment temperature and humidity, the LCD screen dynamically displays real time values, creating a comfortable home living environment. 2Real time monitoring of temperature and humidity changes, the temperature of the detector has an accurate decimal point, and the temperature unit can be set to Fahrenheit and Celsius. 3If the temperature and humidity exceed the setting, the sensor will automatically alarm, the APP will push the message, and the sensor will beep. 4The WiFi temperature and humidity sensor can be linked with other smart devices in the home to improve indoor heating, dryness and wetness, and automatically turn on to make your home more comfortable. 5Give your child a more healthy children's room, install the sensor in the baby's room, you can know the temperature and humidity changes in time Item Type: WiFi Smart Temperature Humidity Sensor Model: JMX086 Material: ABS Application: Home, office Battery: 2 x 1.5V LR03 AAA battery (Battery Not Included) Quiescent Current: 75uA Alarm Current: 60mA WiFi: 802.11 b/g/n Detection Temperature: -10-55 Detection Humidity: 0-99%RH Alarm Sound Pressure: 55dB Installation Method: Wall mounted 1 x Temperature Humidity Sensor (Battery Not Included) 1 x Manual 2 x Screw 2 x Expansion Tube 1 xRepositor 1 xPaster