The led string lights io with clear glass balls provide an enchanting room decorationnot only at christmas but the whole year round these attractive string lights emit a fascinating lustre and individually or arranged in groups give any room a special ambience 20 leds light up the small glass balls and contribute to a cosy atmosphere with a gentle light io is operated by batteries 2 x aa and can be used anywhere in the room independently of a mains connection on the table on a shelf