WiFi Temperature Humidity Sensor Monitor Wireless Smart Hygrometer Thermometer WiFi Thermometer and Hygrometer (three-in-one design): No gateway or wires required. Connect to 2.4GHz WiFi (5G is not supported) to remotely monitor temperature, humidity and light intensity. When the temperature or humidity exceeds a preset value, an alarm is sent through the app. Help take care of your baby room when you are not at home.Compatible with ALEXA: The wireless thermometer works with Alexa and Google Assistant, and supports Alexa/Google to ask for temperature and humidity. You can switch the temperature unit between and by pressing the "/" button once.Always accurate and intelligent link: The humidity sensor can monitor the environment very reliably. Manage temperature, humidity and light intensity in the most accurate way. When the environment changes, the Wifi temperature sensor can also perform intelligent linkage. Turn on/off the humidifier and air conditioner according to your needs.LCD display and history: Compared with other wireless temperature monitors, our digital indoor thermometer humidity monitor has a clear LCD screen display. You can view the current temperature, humidity and light intensity on the LCD display (the detection range is up to 157000 Lux), and you can also obtain current and historical data through the APP.Low battery alarm and easy installation: long battery life of 1 year! Fully wireless, battery-powered sensor (including AA batteries). The indoor thermometer and hygrometer support wall-mounted or flat placement.WiFi temperature and humidity monitor: wireless smart hygrometer thermometer with light intensity detection function, free APP alarm and history record, WiFi temperature and humidity sensor compatible with Alexa Google"Battery model: AA*2PCS (included)Standby current: 60.5uAWireless type: 2.4GHzWorking temperature: -10~60(14F~140F)Working humidity: 0%~100%Light intensity detection range: 0Lux-157000LuxStorage temperature: -10C-60C (14F-140F)Storage humidity: 0%-90%Network protocol: WiFiWireless distance: 40MSize: 84mmx55mm32mmListing:Sensor x1Manual x1AA battery x2