Features 1. App Remote Monitoring: as soon as the indoor temperature or humidity is higher or lower than the set value, an alarm will be sent immediately via the mobile phone app. The temperature and humidity of the WiFi temperature and humidity sensor can be remotely controlled via the Smarts Life app, and the baby room can be monitored in real time. 2. Intelligent Linkage: Smarts Home Linkage can be realized via the mobile phone app. When the temperature is detected, the air conditioner is automatically switched on and the humidifier is automatically switched on when the humidity is too low, creating your own intelligent scene. 3. Voice Control: Cooperate with Alexas and Googles Assistant. For example, you can give Alexas a commands when your hands are full to help you lead a smarter life. 4. WiFi Thermometer and Hygrometer: the connection of WiFi temperature and humidity sensor does not require a gate-way, it can only be connected via 2.4 GHz WiFi or Bluetooth, and a variety of connection methods can be selected according to your needs. 5. Unit Conversion & Buzzer Alarm: You can select or as temperature unit by the application. It also has a buzzer to make the alarm clearer. Specification Color: White Size: 7 x 3 x 2 cm Weight: 30 g Input Voltage: DC3V LR03 Quiescent Current: 30uA Low Power Undervoltage: 2.7 v WiFi: 802.11b/g/n 2.4 GHz Working Temperature: -10~55 Working Humidity:10% ~ 90% Package Include: 1 WiFi Temperature Humidity Sensor