1. Sharpened within 4S and work well for colored pencils, lead pencils, charcoal pencils.
2. Insert a pencil and press it down, then take it out after few seconds with perfect tip.
3. Opening top lid will auto-stop working to prevent fingers being hurt. And inner overheating protection device will reduces machine damage.
4. Fit for pencils with diameter 6-12mm.
5. Battery is not included here.
