Create an inviting holiday ambiance for your home and family with these mini string lights. They are suited for use indoors and outdoors. The 70 environmentally friendly, Energy Star-rated LED bulbs on each strand remain cool to the touch and reduce power usage, saving you money. Each 23' 6" strand has plug-ins at both ends to allow you to connect up to 45 sets of string lights together. Each set comes with a spare fuse and 2 spare bulbs.