Comfortably removes nose, ear and unwanted facial hair plus details beards and eyebrows with dual-edge blades. Curved hypo-allergenic, stainless-steel blades trim cleanly without irritating skin or pulling hairs. Micro vacuum system whisks away hair as you trim. Use dry or in the shower with wet/dry convenience. 100% washable and cleans in seconds under running water. Operates with one AA alkaline battery (not included).