NEW N1 Brushless Motor Dual Ball Bearings for More Efficiency 6,800 RPM / 13,600 SPM NEW Blue Ultra-Thin Metal-Injection Molding (MIM) Blade (FX8022BL) Built-In Oil Reservoir for Constant Lubrication Lower Blade Temperature Zero-Gap Adjustable NEW 5-Detent Locking Stretch Taper Lever NEW Interchangeable Lithium Battery Pack (FXBB24) NEW Quick Battery Release Button Ultra-Low-Profile Metal Shield Cover Includes 8 Comb Attachments