DESC: Precision Cutting System: ultra thin heads with slots to shave long hairs and holes to shave the shortest stubble,Superior Lift & Cut Technology: dual blade system lifts hair to cut comfortably below skin level; stainless steel blades for comfortably close shaves,Patented Reflex Action® Shaving System: automatically adjusts to every curve on your face for flexible, smoother shaving,Simply rinses clean under the tap,8 hour charge/25 minute shave time