Safe Easy Grooming: Contains only 1 battery. Stainless steel trimmer head enables you to safely trim nose, ear, and even stray facial hair while preventing all the hazards grooming with scissors comes with Convenient Washable Design: Stainless steel blade can be safely rinsed under water without rusting; groomer?s head conveniently detaches to easily remove the hair stuck underneath Easy to Store Carry: Lightweight, compact build is easy to take with you for trimming on vacation; rest assured with 12 months of warranty and our friendly, multi-lingual customer service LED Light for Sharper Trimming: Built-in LED conveniently illuminates the nostrils / ears for a more accurate operation; easily remove unwanted, individual facial hair for a neater looking beard Precise Dual-Edge Blades: High-speed 360 rotation allows for neat grooming without pulling the hair; curved blades accurately trim the hair from both the top and sides for a more uniform result