Skin glide: Low-friction skin glide surface slides smoothly along your face for a close shave without irritation.Dual precision heads: Quickly and comfortably shave both long and short hairs. Designed with slots to catch longer hairs and holes to cut even the shortest stubble. Gyroflex 2d: Contour-following system adjusts seamlessly to every curve of the face, minimizing pressure and irritation. Aquatec: Shave with gel or foam for extra skin protection or dry for convenience. Can be used in or out of the shower. Patented lift & cut system: The dual blade system gently lifts hairs to comfortably cut below skin level. Precision trimmer: The precision trimmer is ideal for sideburns and moustaches. Lithium-ion power. Up to 40 minutes of cordless shaving power.