(5)strips of 18 leds for lighting interiors of train cars, buildings or any use you may think of. The strip is 12" long ×5/16" wide. Will operate on 9-15 volts D.C. resistors installed on the strip . Two 6" tinned copper hook up wires . Adhesive backing, but we recommend gluing the strips for a more permanent mounting. Thanks for looking! Dimmer for LEDs available for $5.00 message us for info or ordering. We combine shipping for no additional charge.