Use at home or office | auto stop technology | low noise and sleek design | highly efficient sharp sense technology | large, ez-view shavings reservoir | 5 year warranty | westcott's ipoint evolution axis electric sharpener is designed for high volume use in the office or school. Super quiet with the lowest noise rating in the industry. Super-fast sharpening using helical 10-blade technology. Sharp sense technology allows you to feel when the pencil is at the perfect point. Auto shut off when pencil is completely sharpened. Safety cut off if the shavings reservoir is removed. Large ez view shavings reservoir that once removed, safely deactivates the sharpener. From the manufacturer: westcott develops home and office products unmatched in style, design and performance. We continue to deliver results that are both inspirational and functional, earning the title of "the world's favorite scissors" year after year.