Miniature glass light balls on a string that can be shaped and decorated as you please. The Glass balls are 2 cm in diameter. The Sirius light chain is battery operated. You must use 2 x AA batteries. Batteries not included. Only for indoor use. The Sirius String Light comes in a beatiful gift box.Can be used both indoor only. Comes in a beautiful gift box. Length 1,9 m Cord from outlet to the Light Decoration 20 cm Colour Grey Wire Colour Silver Qty lights 20 Light Source LED bulb Energy Source 2xAA batteries For remote control Yes