1. AUTOMATIC FEEDING FUNCTION & HIGH-QUALITY HELICAL STEEL BLADE: Specially designed with an automatic feeding function, this sharpener is simple, efficient, safe, and reliable. Equipped with a heavy-duty helical steel blade, it can sharpen pencils up to 6000 times. The rotating blade features an alloy structure, ensuring greater durability. 2. COMPACT SIZE: It operates quietly and is suitable for 6-8mm wooden pencils and colored pencils. Its volume is very small, allowing you to place it in any corner of your backpack. Dimensions: 3.5 inches - 1.7 inches - 2.9 inches (including handle). 3. LOW NOISE & EASY TO USE: Enjoy smooth manual operation with this pencil sharpener. It's quiet and classroom-friendly, working silently for 6-8mm wooden and colored pencils. Easy for school children to use, it makes an excellent gift for kids and students. 4. UNIQUE DESIGN: The sharpening mechanism automatically draws the pencil into the cutting chamber, producing a perfect tip. Once the pencil is sharp, the sharpener's unique design prevents over-sharpening. 5. LARGE CAPACITY STORAGE BOX: The large-capacity storage box can be used for a long time without staining other surfaces. The ABS plastic parts are strong, durable, colorfast, and recyclable.