Stylecraft Rebel Trimmer - Professional Modular Super-Torque Motor Cordless Hair Trimmer SC409MSUPER TORQUE MOTOR offers 7,500 strokes per minute for optimized bulk removal and creating the sharpest lines with a single tap STAINLESS STEEL X PRO WIDE fixed blade and a black diamond carbon 2. 0 shallow tooth cutting blade for the smoothest, crunchiest cutting and ultra sharp lines LITHIUM ION BATTERY delivers 3 hours of cordless run time with a 90 minute recharge with a universal Micro USB cord included FULLY ADJUSTABLE BLADE can be easily zero