Keep the trick-or-treaters in the light when you hang these orange string lights from your house! The lights are standard indoor/outdoor lights with a green cord, and are 21 feet total. The lights can be adjusted for steady burning or two-way flashing. There are 4 spare bulbs included. Add as many strings as you want, they plug in together to form a long string! Use these versatile lights to decorate your house this Halloween!