The string lights are the perfect addition to your backyard, patio, or garden. These UL Listed lights are coated in a tough rubber casing so they will withstand even the toughest weather conditions. Our heavy-duty SJTW rated cable is well-insulated so you can leave these outside all year long. This set does NOT include bulbs. Connect up to eight strands together with no hassle, they plug directly into one another. These lights are also compatible with dimmers to give you even more options! Our 48-foot string lights let you arrange strands in a variety of different configurations, giving you ultimate control over your surroundings. String them between trees or along a fence line, or in clusters around your space. WARNING: This product may expose you to chemicals known to the State of California to cause cancer or reproductive harm