Auto-Stop: The auto pencil sharpener will automatically stop when it "detects" the pencil is sharp to prevent over-sharpening and eating pencils. A pencil sharpener that sharpens pencils quickly, completely and "smartly", you will never regret coming across such a color pencil sharpener. Muti-Fuction: This electric pencil sharpener is easy to use, automatically sharpens the pencil, which saves students time for homework. Battery powered, convenient for carrying to school, training course or little partners home. Cutting angle precision calculation and high efficiency cutting pencil Double Holes: Double holes design, respectively 6-8mm and 9-12mm holes, different hole sizes for different cutting effects, to meet your different NeedsPortable: This compact battery operated electric pencil sharpener is small enough to fit in your backpack yet powerful for sharpening a variety of pencils. Just use it with confidence Application: Perfect for artists, students and professionals at home, school and office. It can also be used as a cosmetic pencil sharpener for eyebrow eyeliner