Large Chargeable electric pencil sharpener heavy duty Electric pencil sharpener for 6-12mm diameter multiple sizes big pencils,for Triangle and Hexagonal and standard pencil,colored pencils and charcoal and large pencils. Helical electric pencil sharpener,can replacement pencil sharpener blades,for jumbo pencils 12mm fat pencils,pencil sharpener electric usb charger 6-12mm all size pencils Safety Design Electric pencil sharpener with auto-stop, lid is opened auto Stop for protecting the safety of the child. can sharpen so quickly that a pencil can be sharpened in 3-5 seconds.use efficient for school for kids. Multiple Power Sources Electric pencil sharpener rechargable,​holds the charge for a long time,rechargeable sharpener can be used 300 times after 1 hour of charging and holds the charge for a long time. Can Adjustable Pencil Nibs Three Adjustable Pencil Nibs,This electric sharpener has 3 sharpness settings: blunt, medium, sharp. It is also very quiet when sharpening and fast,which can meet different usage requirements. Specification Lithium battery operated pencil sharpener To be recharged by USB,or connect AC ac powered adaptor to recharge the battery,Power Adaptor:AC100-240V.50/60HZ 5.0V-2000mAh Pencil Diameter Suitable for Use:6-12mm Package Electric pencil sharpener (with rechargeable battery)*1 USB cable*1 Manual*1 A real boon to anyone who loves drawing. Works well with a variety of pencils . From the huge triangle handled colours to skinny Hb's. hole elastic design,Equivalent to a pencil sharpener with many holes, asier to use than a pencil sharpener with lots of holes can sharpened all kids pencils with it!! Commercial-grade pencil sharpener for busy classrooms ​All in all,well worth having and very good value!!