HSA/FSA EligibleDryDome is a state of the art convection dryer for use with hearing instruments.
Ear Technology Corporation Dry&Store DryDome, 7.4 oz | CVS Moisture can also cause corrosion of battery contacts, hinges, and other mechanical components over time, further hindering performance. So doesn't it make sense to take care of your hearing equipment? Distortion, intermittency, volume fluctuations and such are often the result of moisture build-up rather than a hearing instrument defect.