All-in-one multi-groomer kit includes 21 tools and accessories to tackle all of your face, head, and body grooming needs Twenty-two length settings enable precision trimming from 0.5 to 16mm in up to 0.2mm increments, allowing for shorter and longer beard styling Stainless steel blades stay sharp with no oiling required for long-lasting performance Trimmer scans beard density 125 times per second and boosts power as needed to tackle dense, bushy, or long beards Cordless design makes it easy to maneuver Built-in lithium-ion battery lasts for up to 170 minutes on one charge and fully recharges in one hour Waterproof construction enables wet and dry use and allows for thorough cleaning under the tap