Electric Pencil Sharpener Used For Standard Pencils And Jumbo (6-8mm and 9-12 mm) Powered By Charging Adapter Or 4-AA Batteries, Lightweight And Portable [AUTOMATIC OPERATION] It is a Portable Electric Sharpener with two separate holes through which different sizes of pencils (6-8mm and 9-12mm) can be inserted for sharpening. In addition, it has a safety mechanism that keeps little ones from putting their little fingers into the big hole side. [MULTIPLE POWER SOURCES] Can be powered by either Charging Adapter (included) or 4-AA batteries (not included). [EASY TO CLEAN OUT] It has a detachable collect scrap box (a mini screwdriver included). Although the waste container was small, it has plenty of room for wood particules. [HIGH QUALITY MATERIAL] The unit material consists of plastic, screws, and sharp blades(two replacement Premium carbon steel blades included). [WIDE RANGE OF APPLICATION] This sharpener provides an easy solution for modern schools to enhance classroom efficiency. It is also suitable for busy office settings and domestic environments where it can be used as shared equipment.