Built with the classroom demands in mind, this electric pencil sharpener helps students sharpen their pencils quickly, quietly, and safely. The XHC cutter technology allows for 70% faster sharpening and 10x longer life. With the combination of a QuietSharp super duty motor and thermal overload protection, operation of this electric pencil sharpener is quiet. However, it has the durability to withstand strenuous classroom use! To ensure safety in the classroom, the tamper proof MagnaSafe shutoff technology prevents operation when the shavings tray is removed. The kid friendly, easy turn six-size selector dial will accommodate the various pencil sizes used in schools. And for ease of use, the Tip Saver Technology prevents over sharpening, extending pencil life. This electric pencil sharpener is the perfect addition to any classroom!