Wahl Pro-series Pet Clipper Kit, with Cord/Cordless Operation, and PowerDrive Cutting System, Self Sharpening High Carbon Blades, Includes 4 Attachment Combs, Instructional DVD, Scissors, Charger, and Hard Storage Case w/Handle Pet Clipper Kit, with Cord/Cordless Operation, and PowerDrive Cutting System, Self Sharpening High Carbon Blades, manufactured specially for pets Convenience of cord/cordless operation with 47% stronger cutting, and full non-stop clipping power Self-sharpening, high-carbon steel blades; precision ground to stay sharp longer Comes with 4 convenient combs 1/8" (3mm), 1/4" (6mm), 3/8" (10mm), 1/2" Includes instructional DVD, scissors, medium comb, blade oil, hard storage case w/handle, clipper blade guard