Constructed for demanding environments. Its equipped with a robust QuietSharp™ fan-cooled motor to provide continuous quiet operation and delivers 75% faster sharpening speeds. Skillfully, the SharpStop™ will automatically shut the sharpener down when sharpening is completed, followed by the SharpGlow™ illumination emitting a white light around the dial to provide a clear visual indicator when sharpening is complete. Built with our XHC™ dual cutter cartridge technology to provide more precise sharpening and features too-free removal for a quick and simple cleaning or replacement! This sharpener is conveniently colored pencil compatible and it's 6-size dial accommodates numerous pencil sizes including Tri-Write™. The high capacity shavings tray features our MagnaSafe™ tamper-proof safety switch that shuts down the motor when the tray is removed for added protection. Antimicrobial protected.