Description
Easy To Read Hygrometer Maintains An Accurate Measure Of Humidity Metal Bezel and Calibration Screw Keyhole on back for wall-mounting Diameter: 1.75 in. (4.5 cm) No batteries needed Made in Germany Analog Hygrometer 1.75 in. Diameter Round with Gray Scale and Metal Bezel. Analog Spiral hygrometers are the most commonly used hygrometers. The measuring element consists of a spiral shaped metal strip that reacts to changes in the humidity. Powered by SixBit's eCommerce Solution