The Philips Norelco OneBlade Pro is a revolutionary new electric grooming technology designed for men who wear facial styles, beards, or stubble. OneBlade trims, edges, and shaves any length of hair. The unique OneBlade shaving technology integrates a fast moving cutter (200x per second) with a dual protection system to give you an efficient comfortabe shave on longer hairs. OneBlade does not shave too close, so your skin stays comfortable. This OneBlade Pro features an adjustable trimming comb with 12 length settings and a rechargeable Li-Ion battery that delivers one hour of constant styling power after one hour charge. The replaceable OneBlades last up to 4 months* (*For best shaving experience. Based on 2 full shaves per week. Actual results may vary.)