X-ACTO Teacher Pro pencil sharpener is constructed with the patented SmartStop feature which indicates when the pencil is sharpened. For safe, fast, quiet sharpening in the classroom. Features an extra-large shavings receptacle and a multi-hole pencil dial. Hardened helical cutter for maximum precision and durability, powerful motor for performance and reliability, non-skid feet for safety, and auto reset/shutoff to prevent overheating. No electrical draw when not in use. ETL listed. 8-year warranty.