Make a Christmas lighting display unique to your home or business exterior easily and safely this holiday season. This heavy duty 1,000-foot green wire stringer has 2,000 candelabra sockets spaced 6 inches apart for screw-in C7 bulbs. This SPT-1 stringer can be used with C7 incandescent, C7 retrofit LED, and G40 globe shaped bulbs. UL listed for indoor/outdoor use. There are no end plugs, so length is determined as needed. Let your imagination go wild with lighting design possibilities!