Thermometer/hygrometer with clock and date function in GreenBlue. It operates on a CR2032 battery and has a temperature range from -9.9 °C to +60 °C. The GB380 is a high-quality device for monitoring temperature and humidity indoors. The large, easy-to-read display simultaneously shows temperature, humidity, date, time, and comfort level. The color comfort display indicates: DRY (orange) for humidity below 30%, COMFORT (green) for humidity from 30% to 69%, and WET (blue) for humidity above 70%.