1. So you can take it with you wherever you go. Ideal for artists, students, professors, engineers, architects and fashion designers of most ages, making drawing, writing and coloring easier. 2. With a sharp built-in blade, the children's pencil sharpener is powerful enough to provide fine points on colored pencils and 2 pencils within 5 seconds, saving time. 3. Automatic pencil sharpener: Press the pencil to start working, automatically sharpen the sharpness within 5 seconds, automatically stop working, and protect the pencil lead. Note that sharpening soft carbon pencils is not recommended as it may cause the blade to jam. (Only black has manual and automatic modes) 4. Durable pencil sharpener: The transparent material is easy to observe, the pencil shavings are clearer, easy to clean, and can be observed at any time. The non-slip pad on the bottom protects your desk or work surface and keeps the sharpener stable while sharpening.