about this article 【Home Humidity and Temperature Monitoring】This hygrometer thermometer is very suitable for home health monitoring, preventing colds, dry skin, asthma and mold, helping you know the indoor air condition. [Measurable humidity range] 10%-99%, humidity measurement accuracy: ±5% (room temperature 25°C). Reliability, measuring every 10 seconds provides up-to-date and accurate readings. 【Measurable temperature range】-50～+70 (Celsius), temperature measurement accuracy: ±1.0℃. You can see the current indoor climate and use the humidifier to adjust room temperature and humidity as needed. 【Mini Simple Design】Due to the mini body and round shape, the device can be placed anywhere. With the simplest appearance and very practical functions, the display can be read very easily without any operation. Dimensions: 44 x 44 x 15mm. 【WIDELY USED】Widely used in living room, bedroom, closet, conservatory, musical instrument room, wine room, basement, warehouse, barn. If you have any questions after purchasing, you can email us, our customer service will definitely satisfy you.