Concentration-friendly design - Quiet and smooth sharpening minimizes distractions, creating a calm environment for study or work. Equipped with optimized gearing technology for steady, consistent results. Independent operation - Built-in battery with USB power option provides cordless readiness at all times, removing reliance on outlets. Particularly convenient for travel or field use with long runtime. Space-saving and versatile - Compact housing fits seamlessly into any setting. Thoughtful design enables easy integration and efficient use of workspace for daily tasks. Advanced cutting performance - High-efficiency sharpening process with inductive sensor technology operates autonomously, delivering effortless electric sharpening at a consistently high speed and with optimal result quality. Use scenarios - In quiet study areas like libraries or quiet offices, it maintains focus while delivering reliable pencil-point sharpness. - During travel or on-site work, you can power it from USB or its battery, eliminating the need for always having a power outlet. - In classrooms or small workspaces, its compact size and tidy footprint keep desks uncluttered while providing dependable sharpening performance.