|String lights with 35 silicone tipped mini bulbs on a brown cord. The set has a total length of about 12 feet with a 24" lead on one end so that means about 10' of lighted length. Average bulb spacing is about 3 1/2". There is a piggyback style plug on one end only. UL Listed, rated for use both indoors and out, extra bulbs and fuse included.