This compact mini round digital humidity thermometer is designed to quickly and accurately measure indoor temperature and humidity levels in your immediate surroundings. It features a versatile sensor setup that allows you to place multiple units across your home, office, car, or other locations to stay informed about your surrounding environmental conditions. You can easily toggle between Fahrenheit and Celsius temperature readings by pressing the marked switch on the device’s case using a paperclip. The thermometer delivers reliable measurement accuracy, with temperature readings within ±2℉ (or ±1℃) and humidity readings within ±5%RH. It is suitable for use across a wide range of settings, including schools, hotels, laboratories, kindergartens, aquaculture spaces, instrument workshops, libraries, factories, and any area equipped with air conditioning, making it a practical tool for monitoring environmental conditions in both daily residential and professional work spaces.