Make your holiday lighting project easy with this 25 foot SPT-1 stringer. The white candelabra sockets are spaced 12 inches apart on 20 AWG white wire for use with screw-in C7 Christmas lights. Use this stringer with C7 incandescent, C7 retrofit LED, and G40 globe shaped lights. UL listed for indoor/outdoor use, the stringer has a lead and tail length of 6 inches each. Two sets can be connected safely with male to female connections. Create a one of a kind holiday lighting display with this durable, economical, and reliable light stringer.