Electric (Battery-operated) Eraser with 15 Eraser Refills & Refill Case
This battery-operated eraser saves your hands and makes mistake clean-up a breeze!  Just hold the eraser, push the button and apply the rotating eraser head to your pencil work. The erasers last a long time, and 15 refill erasers (10 soft white & five tan rough) are included with their own plastic carry case.