Enhance your home decor with green incandescent mini lights this season. The 50 Christmas light bulbs are spaced 5 inches apart on green wire making them the ideal lights to add glamour to your home decor. UL listed for indoor and outdoor use, the string averages 2,500 hours. Up to 3 sets of the 21-foot strings can be connected end-to-end. Your house will be festive and inviting with these versatile and brightly colored lights.