Feature: 1. Electric eraser kit includes two sizes of eraser refills, 2.3mm and 5mm diameter, suitable for detailed and localized erasing tasks. 2. High-speed operation with strong erasing power enables precise and efficient removal of targeted areas. 3. Powered by 2 AAA batteries (batteries not included), cordless design, one-button operation for ease of use. 4. Constructed from high-quality ABS material for durability. Ergonomic design with a smooth surface provides a comfortable grip. 5. Practical tool ideal for students, designers, and artists for drawing, painting, sketching, drafting, and similar applications. Specifications: Color: Black / White / Grey (optional) Material: ABS Power Supply: 2 x AAA Battery (not included) Item Size: 16.6 x 1.5 x 1.5 cm / 6.5 x 0.6 x 0.6 in Packing List: 1 x Electric Eraser 2 x Plastic Clip Holder 12 x Big Eraser Refills (φ5mm) 10 x Small Eraser Refills (φ2.3mm)