GROOMSMAN BEARD/MUSTACHE TRIMMER: With Acculock 6-position beard length guide and guide comb attachments for blending, this is the RIGHT TOOL for your beard. HIGH CARBON STEEL BLADES: Unique Long-Lasting Self Sharpening Blades Technology gives you the long lasting sharp blades. Wahl high-carbon precision ground blades for unbeatable trimming results. CORDLESS/RECHARGEABLE: Cordless operation so you can use this rechargeable power anywhere, anytime without worries (Please see Description below for more information).