This sleek pencil sharpener is designed for high volume in the office or classroom. The auto-stop feature and multi-hole dial accommodates various pencil sizes. Use the extra-large EZ View reservoir to easily dispose of pencil shavings. Details: Black1.7" x 9.1" x 5.1" Heavy duty use in the office or school Quiet technology with fast sharpening using 10 blade helical technology Subtle dial feature for use with all popular pencil sizes Safety cut off once the shavings reservoir is removed 10-blade technology with a super quiet noise rating 7 year warranty