Automatic Stop: The automatic pencil sharpener stops automatically when it \"detects\" that the pencil is pointed to avoid over-sharpening and pencils being eaten up. A pencil sharpener that sharpens pencils quickly, completely and \"smartly\", you will never regret encountering such a colored pencil sharpener. Multifunction: This electric pencil sharpener is easy to use, automatically sharpens the pencil, saving students time to do their homework. Battery operated, convenient to carry to school, training class or at small partners' homes. Precision calculation of cutting angle and high-efficiency cutting pencil. Dual Holes: Dual hole design, respectively 6-8mm and 9-12mm holes, different hole sizes for different cutting effects, to meet your different needs. Portable: This compact battery-powered electric pencil sharpener is small enough to fit in your backpack but powerful enough to sharpen a variety of pencils. Just use it with confidence. Usage: School/classroom/office/home. Perfect for artists, students and professionals at home, school and office. It can also be used as a cosmetic pencil sharpener for eyebrow pencils.