Model 1675 Teacherpro Classroom Electric Pencil Sharpener, Ac-Powered, 4 X 7.5 X 8, Black/silver/smoke

Versatile wax-based marking pencil refills ensure smooth, legible writing on a variety of surfaces. Use on both porous and non-porous surfaces, such as ceramics, stone, wood, glass, rubber, plastic, textiles, metal, coated paper, cardboard and more. Wax-based medium is water-resistant and works great on both dark and transparent surfaces. Easily erase from non-porous surfaces by wiping with a damp cloth. ?No sharpening required?perfect for craftsmen and professional use in industrial environments. Compatible with Tombow? Mechanical Wax-Based Marking Pencils.