About hygroscopic properties of the Himalayan salt lamp’s absorb moisture from the air. Lamp should not be used in damp rooms or outdoors. However, if the lamps should get wet, Just remove the electric fitting and clean with any sponge or tea towel. Once clean the lamp then put it for dry or if you wish to quick dry just use hair blower, once dry then just use it as you use normally so that the warmth of the light keep dries it. If you live in exceptionally humid or wet weather conditions, it is strongly recommended that you have the lamp on continuously to keep it as dry as possible.