MECO 1pcs USB / Battery AUTO Electric Pencil Sharpener Magic Cube Shape Colorful Flashing LED Light Desktop An automatic pencil sharpener on your desk A perfect item for school &amp; offices &amp; home Automatic On &amp; Off function Plug and Play, no driver required Install with a spiral cutter, plug the pencil and it will work Colorful LED lights, automatically color change Five colorful LED&#39;s flashes inside when it spins Powered by USB port or 4 x AA batteries For pencil less than 8mm in diameter Material: Plastic Size: 8 x 8 x 8cm/3.15 x 3.15 x 3.15inch Weight: Approx. 258g