1/2/4 pcs Wireless Thermometer & Hygrometer - Smart WiFi Temperature and Humidity Meter with App Remote Monitoring White

App-based remote monitoring: Measure temperature and humidity via the mobile app and get data directly to your smartphone. (Note: Data update takes approximately two hours.) View history in the app and automatically adjust the home's climate. No matter where you are, you can always monitor the home's environment in real time. Smart integration: Supports smart home integration via the app. When the environment changes, preset actions can be activated automatically. For example: when the room temperature exceeds 28°C, the AC turns on and is set to the desired temperature; when the humidity falls below 20%, the humidifier is activated. Customize your own smart scenarios. Voice control: In emergencies, you can control via voice command for a smarter everyday life. Please note that Alexa only shows temperature and detailed information needs to be checked in the app – which is common for most thermometers and hygrometers on the market. Easy installation: Included adhesive tape makes it easy to attach the device to the wall. Compact and portable. The app is easy to configure and use, giving you full control over the device. Versatile use: Choose temperature display in °C or °F via the app. Monitor battery status in real time. Set alarms for highest or lowest temperature, and receive automatic push notifications when thresholds are reached. Product information: Material: ABS Dimensions: 7.2 × 2.5 × 2 mm Battery: LR03-1.5V/AAA × 2 (batteries not included) Wi-Fi frequency: 2.4 GHz IEEE 802.11 b/g/n Temperature measurement range: -20°C to 60°C Humidity measurement range: 0% RH to 100% RH Temperature accuracy: ±1°C Humidity accuracy: ±5% RH