High Quality---Made from high quality plastic, durable and very convenient.
Design Feature---Equipped with 10pcs 2.3mm eraser refills and 12pcs 5mm eraser refills that you can change the size of the core, and the length of core can be adjusted.
Most Comfortable Grip Design---Instead of a large rectangular shape, this automatic earser has a circular shape which is more comfortable to hold. Simply push the button to remove the marks.
Strong Erasing Capability---Circular movement and strong motor allow you to erase targeted areas effectively and precisely. Only slight pressure and you will have huge power.
Battery Powered Eraser---This electric eraser is powered by 2 AAA batteries, batteries not include in, and helps you release your hands while drawing and drafting. To satisfy your needs to use the electric eraser for a long time.