Led string lights silke with led illuminated flowers 20 bulbs battery operatedyou can enjoy these string lights all year round with the little flowers illuminated by leds they appear simply magical as a decoration on a coffee table on a window sill or in a glass vase the string lights silke manage without a mains connection the cable of the string lights is transparent and can hardly be seen the string lights silke are operated by two aa batteries which are not included can be ordered