These battery-operated cotton ball string lights are perfect for adding a touch of warmth and whimsy to any room. They feature 10 soft, round cotton balls that emit a warm white glow. The lights are powered by a battery pack, so you can easily hang them up without worrying about needing an outlet. They are perfect for indoor use and can be hung around a window, mirror, or other decor, as well. The cotton ball string lights come in a set of 10 and they're also perfect for creating a romantic ambiance or for use at a party. They are lightweight and durable.