Get Salon smooth nails without the cost. Roto Clipper is an easy way to trim and file your nails at the same time. This battery powered nail trimmer is safe to the touch- rotating Tungsten Alloy blades are recessed- making this nail trimmer safe for the entire family, even kids! Removable head and brush make cleaning a breeze. Cordless- requires 2 AA batteries (not included). Measures approximately 4 x 2 1/2 inches.