Professional 2-speed clipper: 3400 spm and 4400 spm Quiet operation to please even the most sensitive animal Locking switch button - will not accidentally shut off Break resistant housing material, withstands harsh chemicals Sealed motor for cool, quiet long-life Runs so cool, fans and air vents that can become clogged with hair are not needed Maintenance free - no oiling or greasing of internal parts is needed Features 16' heavy duty cord Works with all UltraEdge™ and CeramicEdge™ blades (sold separately) - the largest selection in the industry Blades also compatible with Oster® Model A-5 and most detachable-type clippers INCLUDES: clipper, size 10 UltraEdge™ blade, and clipper oil