Heavy Duty Steel Blade, 360°fast sharpener and powerful heavy duty steel blade could sharpen your pencil over 3,000 times, besides, there are 3 different sharpness options(Sharp/ Medium/ Blunt) can be choose. Suit for teachers, students, engineers, children, artists, and anyone who loves to draw! With the Pencil Saver feature, this electric pencil sharpener prevents over sharpening to keep tips from breaking and frustration from setting in. A slip-resistant bottom keeps the pencil sharpener steady when in use. It's also compatible with colored pencils. The pencil sharpener comes with a storage box and a hanging storage box, its suit for small items on the table, such as paper clips, clips, staples, etc. can make your desk from dirty and clean.