Quick Sharpening for All Standard Pencils (6-8mm): Colored and traditional graphite pencils, suitable for round, triangular, and hexagonal pencils, art pencils. Ideal for classrooms, libraries, homes, offices, and more. Automatic Stop & Fast Sharpening: The electric pencil sharpener features a flying cutting system that automatically stops sharpening when the pencil is sharp, protecting the pencil and intelligently removing broken pencils. It sharpens pencils to a fine point in approximately 3-5 seconds. Enjoy quiet and fast sharpening. Children should use with caution. 3 Sharpening Modes: Choose from three sharpening modes (sharp/medium/blunt) for different drawing and writing needs. Use the sharp mode for writing and the medium/blunt modes for drawing. Fast Charging: Equipped with a USB Type-C charging cable (included), you can sharpen pencils while charging. The large-capacity lithium battery provides 300-600 uses after a 2-hour charge. Auto Shut-off: The motor automatically shuts off when the lid is opened to empty pencil shavings. Smart Indicator Light: Features a smart indicator: flashing blue light - working, solid blue light - fully charged, slow flashing blue light - charging, flashing red light - low battery.