Powerful motor engineered for fast sharpening Extra long blade life for heavy usage in large office setting. Pencil-Saver(R) feature prevents over-sharpening. SafeStart(R) feature prevents sharpener from starting unless receptacle is in place. Backed by the manufacturer's 2-year warranty. X-ACTO Pencil Sharpeners part of a large selection of office supplies. X-ACTO(R) Powerhouse(R) Electric Pencil Sharpener, Blue is one of many Electric/Battery Operated Pencil Sharpeners available through Office Depot. Made by X-ACTO.