Geib Professional Regular Dog Grooming Trimmer with 30-mm Stainless Steel Blade Professional dog grooming trimmers are versatile, single-speed dog grooming trimmers that offer the convenience of corded-cordless operation 6500 strokes per minute for close, accurate work Lightweight design is easy to hold and maneuver Includes four comb attachments (3, 6, 9 and 12-mm), one 30-millimeter stainless steel blade, one charger, one transformer, blade lubricant and a cleaning brush Operates for 45-50 minutes on a single charge