Use this 10-foot, Brown wire stringer for C9 incandescent, C9 retrofit LED, and G50 and LED G50 globe-shaped bulbs. With 10 intermediate E17 sockets spaced 12" apart, this stringer is perfect for Christmas light decorating on your home or business exterior. Seven stringers can be connected end-to-end when using incandescent, 7-watt bulbs (do not exceed 600 watts). Safe for indoor and outdoor use.