Features XHC cutters for 75% faster sharpening and 12x longer life. The QuietSharp fan-cooled motor with thermal overload protection ensures durability and stall-free operation. A MagnaSafe tamper-proof safety switch shuts off the motor when the large shavings receptacle is removed. Includes a 6-size pencil selector dial, Tip Saver Technology to prevent over-sharpening, and a sturdy die-cast metal base with suction cup feet for stability.