The light strip is 12”L with a 64 ½” USB cord. The on/off button is 18” down from the strip of lights. It can be plugged into an electrical plug (not included) or directly into an USB plug. Great to use for added light on your sewing machine, under the kitchen cabinets, on a quilting frame, under the edge of your computer monitor and many other ideas. Attaches great with double sided tape (not included). Smoke free home. MPU. No holds. Cash only. Excellent condition.