Description <br> 1. LCD display for easy reading: The device comes with an LCD display that allows for more convenient reading, making it easy to track changes in temperature and humidity levels. <br> 2. Multiple placement options: The product comes with adhesive backing and various placement methods, including standing up or sticking to the wall, making it easy to place in different locations for maximum convenience. <br> 3. Powered by a single button battery: The device requires only one button battery for operation, making it easy to install and reducing waste from unnecessary packaging.(Not included batteries) <br> 4. Compact design: Despite its advanced features, the device has a small and compact design that does not take up much space, making it perfect for small apartments or rooms. <br> 5. Real-time monitoring of indoor temperature and humidity changes: The Smile face hygrometer provides real-time monitoring of indoor temperature and humidity changes, allowing users to quickly detect any changes and take action to ensure a comfortable environment. <br> <br> Product name:Thermohygrometer <br> Temperature range:-10℃-50℃ <br> Humidity range:10-99 <br> Colour:White <br> Material:Plastic <br> Size:45x45x16MM <br> <br> Package Contents: <br> 5 * Temperature Humidity Meter <br> <br> Only the above package content, other products are not included. <br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. <br>