Indoor Thermometer Hygrometer, 2PCS Mini High Precision Digital Thermometer Hygrometer, Temperature Monitor and Humidity Meter Comfort Level Indicator for Home, Office

General description Flintronic mini digital temperature and humidity meter is a compact and exquisite device designed to monitor indoor conditions. With a size comparable to an egg, it is lightweight and portable, making it easy to use in various settings. Technical specifications Dimensions: 4.3 * 4.3 * 1.3 cm Weight: 21 g Temperature measuring range: -10℃ to 70℃ Temperature measurement accuracy: ±1℃ Humidity measurement range: 10% RH to 99% RH Humidity measurement accuracy: ±5% RH Measurement update frequency: every 10 seconds Usage The thermometer and hygrometer can be used in a variety of environments, including: Homes Offices Automobiles Schools Hotels Laboratories Kindergartens Aquaculture Instrument workshops Libraries Factories Air-conditioned places Other information Powered by CR2032 battery (included). The device features two icons to indicate comfort levels: a smiley face for humidity between 40% and 70%, and an unhappy face for humidity levels outside this range, helping you maintain a healthy and comfortable environment.