Fully Automatic Quick Pencil SharpenerAfter putting the pencil into the automatic sharpener, the pencil will be sharpened automatically to the desired sharpness ,stop automatically and eject. You don't need to press the pencil with your hands ,its a real sense of free hands! Whats more, equipped with stronger motor, this heavy duty pencil sharpener is able to sharpen a pencil in only 3-5 seconds with ease. 3 Modes To ChooseThe pencil sharpener for classroom has 3 sharpening modes to choose from (sharp/medium/blunt). It can be sharpened in 3 different forms,use sharp-mode for writing, and medium/blunt-mode for drawing.In addition this pencil sharpener for colored pencils is perfect for 6-8mm size 2 graphite pencils and colored pencils.Suitable for classroom, library, home, office and other occasions.Perfect gift for kids, teachers, students, engineers, children, artists. Quick ChargeThe pencil sharpener comes with a USB Type-C charging cable (included). You can also sharpen your pencils while you charge the sharpener. The pencil sharpener has a large-capacity lithium battery, which can be used 300-500 times for 1 hour of charging. Smart prompt lightThe pencil sharpener has a smart prompt function: blue light flashes - normal, blue light is always on - fully charged, red light flashes - low battery, red light is always on - machine failure. Quantity sent: 1