This intelligent temperature and humidity built-in high sensitivity sensors which can accurate sense environmental temperature and humidity changes and you can real-time indoor environment remotely by smartphone APP from anywhere. Intelligent scene linkage support custom scene settings you can preset threshold values of temperature and humidity in scene it will push alert message via app when reaches threshold. Compatible with and for voice control. Features: Real-time Design: Premium quality sensors ensure high accuracy of measurement data high sensitivity help accurate indoor temperature and humidity creating a comfortable living environment no matter weather is hot in summer or cold in winter. Large Display: Equipped with a large display it clearly displays temperature humidity and time all of which can be seen at a glance. ℉ and ℃ Switchable: You can choose temperature unit between Celsius and Fahrenheit through APP. Temperature & Humidity Control: Automatically turn air conditioner on or off when temperature reaches a preset temperature in app and turn humidifier on or off when a certain humidity level is preset in app to make your home more comfortable. Voice Control: Support for voice commands to inquire about indoor temperature and humidity via third-party intelligent speakers that are compatible with and for voice control. Temperature & Humidity Alarm: Intelligent scene link supporting custom scene settings you can preset threshold values for temperature and humidity in scene page which will push alarm via mobilephone APP when threshold is reached. Share Function: You can share this product with your family through APP to control it together. Wide Applications: Suitable for bed rooms cloak rooms fruit warehouses greenhouses hatcheries labs machine rooms warehouses cellars etc. Specifications: Name: Wifi Temperature Humidity Sensors Material: ABS Backlight: support Wireless: WiFi 2.4GHz IEEE 802.11 b/g/n Temperature measurement ranges: 0℃ to 60℃(32℉ to 140℉) Temperature accuracy: ±1℃ Humidity measurement ranges: 0% RH-99% RH Humidity accuracy: ±5% RH Item size: 85 * 85 * 18mm / 3.35 * 3.35 * 0.71in Package size: 95 * 90 * 22mm / 3.74 * 3.54 * 0.87in Package weight: 77g / 2.72ounce Packing List: 1 * Wifi Temperature Humidity Sensors