The Wahl Cord/Cordless Rechargeable Beard and Mustache Trimmer offers a durable brushed chrome housing and precision-ground steel blades for consistent, precise trimming. Made from hardened high-carbon steel, the self-sharpening blades stay sharp for years. Plus, you can operate the Wahl Rechargeable Beard and Mustache Trimmer with or without a cord--it can be powered by the rechargeable battery or plugged into an outlet with its charger for direct power