16 17Caring for batteries• Always discard batteries in a safe andenvironmentally friendly way.• To prolong battery life, remember to turn yourhearing aids off when not in use, especiallywhen asleep.• Remove the batteries and keep the batterydoor open while hearing aids are not beingworn, especially when asleep. This will allowinternal moisture to evaporate.Tinnitus maskerTinnitus masker uses broadband noise toprovide temporary relief of tinnitus.Tinnitus masker warningsThe tinnitus masker is a broadband soundgenerator. It provides a means of soundenrichment therapy that can be used aspart of a personalized tinnitus managementprogram to provide temporary relief fromtinnitus.The underlying principle of soundenrichment is to provide supplementarynoise stimulation which can help defocusyour attention from your tinnitus and avoidnegative reactions. Sound enrichment,coupled with instructional counseling, is anestablished approach to managing tinnitus.Air conduction hearing aids with thetinnitus masker are to be fitted by a hearinghealthcare professional familiar with thediagnosis and management of tinnitus.