Powerful, colored-pencil compatible sharpener with removable cutters a unit designed for premium performance in a school or commercial setting. Removable XHC cutters deliver 75% faster sharpening, a 12x longer life and can easily be removed for cleaning or replacement without any tools. Stall-free QuietSharp motor equipped with thermal-overload protection for increased motor life. MagnaSafe tamper-proof safety switch shuts motor off when the large, easy-to-clean shavings receptacle is removed. For a distraction-free environment, when sharpening is done, SharpStop technology shuts motor off and SharpGlow signals completion. Versatile, easy-turn pencil-selector dial has six hole sizes to choose from TriWrite compatible . Brushed metal case for durability and oversized base with suction cup feet for extra stability. Antimicrobial protected. Sharpener Type Desktop; Power Type Electric; Cutter Material s Hardened Steel; Color s Black/Silver.