Commercial lighting designs are quick and easy with this heavy duty, SPT-2 stringer this holiday season. The 1,000 foot, white, wire stringer has intermediate sockets spaced 12 inches apart for screw-in C9 Christmas light bulbs. UL listed for indoor/outdoor use, this stringer has a lead length of 12 inches. There are no end plugs, so you determine the length needed and position of the plugs. Let your imagination go wild with lighting design possibilities!