Description: Easy to read: This LCD temperature and humidity meter is designed with a large screen that can display information clearly. High precision: This thermometer hygrometer features 0.5 and 5%RH accuracy and can measure temperature and humidity more accurately. Easy to use: You can set a limit to the temperature and humidity. When the temperature or humidity is over the limits, the sensor will send a notification to your phone. Remote control: This temperature humidity meter can control your home appliance, such as an air conditioner, based on the temperature and humidity. Suitable places: This smart temperature sensor is a good fit for a living room, bedroom, hotel, office, and many other locations. Specification: Color: White, black. Size(LxWxH): Approx. 60x63x25mm/2.36x2.48x0.98 inch. Battery: 3x AAA batteries(not included). WiFi support: 2.4G IEEE 802.11 b/g/n. Temperature measuring range: -10~55. Temperature measuring accuracy: 0.3. Humidity measuring range: 0-99% RH. Humidity measuring accuracy: 0.3% RH. Note: There might be a bit of color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Package Includes: 1 Piece Sensor(with 1 Piece USB Cable, 1 Piece User Manual).