Help prevent swimmer's ear with a gentle flow of warm air, finally, a safe natural way to keep your ears dry! Invented by an ENT doctor to safely and effectively dry the outer ear canal where bacteria and fungi can grow. Ear drops can irritate your ears if you either have sensitive ears or you have to use them often. Mack's Ear Dryer helps prevent swimmer's ear. Use Mack's Ear Dryer after swimming, bathing, water sports, hearing aid use, etc. The Cordless/rechargeable dryer provides 50+ drying cycles on a single charge. It dries the ear canal in about one minute. Mack's Ear Dryer is safe for all ages and Includes 5 color-coded, washable earpieces. The dryer uses cutting edge technology utilizing a computer chip to regulate maximum temperature, air pressure, noise level, and cycle time. Patented folding unit fits easily into gym bag, purse, glove box, etc. In cased in a durable plastic housing with an LED power indicator light, a rechargeable lithium-ion battery, and power button Mack's Ear Dryer's custom fan and motor generate pressure regulated air flow at under 70 decibels. Ear Dryer comes with a 12 month limited warranty.