Wifi Wireless Smart Temperature Humidity Meter With Lanyard High-Precision Thermometer For Mobile Phone Remote Monitoring, No Display Screen, With Display Screen, With Probe & Screen

1. Remote monitoring via APP, compatible with Tuya and Smart Life APP. The phone can remotely view real-time temperature and humidity
2. Customizable temperature and humidity thresholds. When the values exceed the set range, the APP will automatically send out alarm notifications
3. Historical data storage and export. The APP records temperature and humidity data every hour. It supports querying historical data by year, month, and day, and data can be exported
4. High-precision detection. Supports calibration. The temperature measurement range is -9.9°C to 60°C, and the humidity range is 0% RH to 100% RH. The temperature accuracy is ±1°C, and the humidity accuracy is ±5% RH. The APP end supports data calibration
5. LCD digital display screen: The device comes with a built-in display, allowing direct reading of real-time temperature and humidity values.
6. Compact and portable, easy to install. The device body is small in size, comes with a hanging hole, and can be hung or placed horizontally, with flexible installation and placement options
7. Power supply: 2 x AAA batteries (batteries not included at shipping)
8. Size: about 7.3 x 2.9 x 2.3 cm