Features: The sketching eraser set contains: Double ended Electric Eraser Pen (AAA Battery Operated NOT INCLUDED); 10pcs 2.3mm Eraser Refills; 10pcs 4.8mm Eraser Refills; and plastic clip. Create detailed corrections, highlighting fine details easily, without damaging your paper. Great helper for school studying, office working, drawing, designing. Easily correcting even the smallest imperfections. Multipurpose electric eraser set for kid, student. Adjustable eraser thickness, automatic erasing, convenient to use. Precise removing sketches mistake illustrations, colorful pencil drawing, and more. Crafted with rubber material, cleanly removes mark. Perfect for erasing unwanted mark fine point erasing and also creating unique eraser effect. Very suitable for painter, artist, student, teacher, etc. Great gift for friend, boy, girl, child on Christmas, Halloween, Thanksgiving, Children Day, Birthday, etc. Specifications: Color: Black Material: Plastic Size: Approximately. 19cm/7.48in Weight: Approximately. 70g Package Includes: 1Piece Double Ended Electric Eraser Pen 20Pieces Eraser Refills 1Piece Plastic Clip note: NOTICE: AAA Battery NOT INCLUDED IN PACKAGE! Please allow 0-1cm error due to manual measurement. make sure you donot mind before bid. Due to difference between different monitors, the picture may not reflect the actual color