23-piece Clip Trim Combo Pack...BTB battery operated cordless trimmer is perfect for trimming beards and mustaches; Trims from unique stubble look to long beards; Trimmer has sleek ergonmic design; BTB Trimmer eqiupped with a surgical stainless-steel blade; Trimmer operates on two "AA" batteries (sold separately); MC-2 adjustable magnetic motor clipper adjusts from fine to coarse at the touch of a lever; Clipper is equipped with high-quality stainless-steel blades; Clipper housing has a contoured shape and fits any hand comfortably.