Feature: 1. 2 Eraser Sizes: Equipped with 2 sizes of eraser refills, φ2.3mm and φ5mm erasers, meeting the needs of detail and local multiple highlights. 2. Strong Erasing Capability: Working in high speed, strong erasing capacity allow you to erase the targeted spot effectively and precisely. 3. Battery Operated: Powered by 2 * AAA battery, one-button to control, easy to use.(Batteries are not included) 4. Comfortable Grip: Made of high quality ABS material, durable to use. Ergonomic design, smooth surface, very comfortable to hold. 5. Wide Application: The electric eraser is easy to control. Ideal tool or gift for students, designers, artists and professionals. The package includes 16 refillable erasers( 8 * big refills, 8 * small refills), easy to dismantle and replace. Specification: Features: 2 Eraser Sizes: Equipped with 2 sizes of eraser refills, φ2.3mm and φ5mm erasers, meeting the needs of detail and local multiple highlights. Strong Erasing Capability: Working in high speed, strong erasing capacity allow you to erase the targeted spot effectively and precisely. Battery Operated: Powered by 2 * AAA battery, one-button to control, easy to use.(Batteries are not included) Comfortable Grip: Made of high quality ABS material, durable to use. Ergonomic design, smooth surface, very comfortable to hold. Wide Application: The electric eraser is easy to control. Ideal tool or gift for students, designers, artists and professionals. The package includes 16 refillable erasers( 8 * big refills, 8 * small refills), easy to dismantle and replace. Specifications: Model: MS8306 Material: ABS Color: White/Blue(optional) Power Supply: 2 * AAA Battery(Not Included) Item Size: 13.0 * 2.7 * 2.2cm / 5.1 * 1.1 * 0.9in Package Size: 18.6 * 10.1 * 2.5cm / 7.3 * 4.0 * 1.0in Package Weight: 63g / 2.2oz Note: The batteries are not included. Packing List: 1 * Electric Eraser 2 * Plastic Clip Holder 8 * Big Eraser Refills(φ5mm) 8 * Small Eraser Refills (φ2.3mm) Package List: 1 * Electric Eraser 2 * Plastic Clip Holder 8 * Big Eraser Refills(φ5mm) 8 * Small Eraser Refills (φ2.3mm)