Andis Fasttrim Cordless Personal Trimmer #13430 Stainless-steel blades rinse clean, Cordless, Battery-operated trimmer for nasal hair, eyebrows and ear hair. 5 Year warranty. Rustproof surgical stainless-steel blades rinse clean easily. Recessed cutting blades trim hair close, safer than shears. Protective cap keeps blades safe for travel and storage. Trims nose and ear hair quickly and easily. Shapes eyebrows in just seconds. Operates on one "AA battery included.