Quiet operation Guaranteed quiet operation: Technically optimized for minimal noise, enabling precise sharpening with near-silent performance. Flexible power options Flexible power options: A rechargeable lithium battery combines with a USB power adapter for versatile use at a wall outlet or on the go, ideal for school, office, and creative work with precise sharpening results for all common pencil types. Compact, space-saving design Compact, space-saving design: An engineered build maximizes desk space. The slim profile fits a variety of setups and supports everyday use through efficient space utilization. Efficient, sensor-guided sharpening Efficient, sensor-guided sharpening: Intelligent sensing manages sharpening tasks efficiently, eliminates manual readjustment, and ensures effortless handling in any usage situation. Use scenarios - School: Suitable for classroom use where quiet operation and consistent sharpening across common pencil types are beneficial. - Office: Fits in tight workspaces and streamlines daily tasks with reliable, precise sharpening. - Creative work: Supports artists and designers with precise sharpening for sketches and drafts across standard pencil types.