The Wahl Nose Hair Trimmer is a cordless trimmer that provides an easy, hygienic way to trim unwanted hair from the nose, ears and eyebrow areas. Stainless steel rotary blades rinse clean under water allowing more than one person to use the trimmer. Watertight and battery operation allows the trimmer to be used in or out of the shower. Comes complete with protective head and complete instructions. Uses 1 "AA" battery (included). One-year limited warranty.