The large dial has a diameter of 25 cm. Simple and functional design is suitable for large rooms. Sensor : Coil for humidityBimetallic strip for temperatureMeasuring range : 20 to 100% for relative humidity-30 to 50 Deg.C for temperature
Wall-mount accurate and reliable hygrometer that human hair bundle is used as a sensing element of humidity. This simple design keeps us interested.
Red liquid for dry bulb temperature and blue liquid for wet bulb temerature. Easy to determine humidity values from the humidity conversion table with the slide index.