Swordfish Home & Office Electric Pencil Sharpener Mains Powered Ref 40050.- Effective thermal cut-out system.- Automatic sharpening stops when pencil is sharpened.- Mains powered pencil sharpener that automatically starts when pencil is inserted &, when removed, switches itself off.- Safety switch cuts power when shawing tray is removed.- Replacement blades available.- Strong, sharp helical blade.- Suitable for pencils up to a maximum of 8mm diameter.