Why choose this chandelier? -Unique design Sputnik design; High quality iron material, durable; Making a chandelier? the glass lampshade has soft light and high light transmission Has a very modern appearance Size: 9 lights: 67 x 35 cm (26 x 14 inches). 12 lights: 67 x 35 cm (26 x 14 inches). 15 lights: 67 x 35 cm (26 x 14 inches). 18 lights: 67 x 35 cm (26 x 14 inches). 21 lights: 67 x 35 cm (26 x 14 inches). -Compatible with various bulbs Compatible with incandescent lamps, energy saving lamps, LED bulbs. Detailed description: Lamp holder type: E27 Number of lamp holders: 9/12/15/18/21 Color Classification: Chrome, Gold If the lamp has a light source: without light source. Material: iron. Light Source Type: Incandescent Lamp, Energy Saving Lamp, LED Bulb Irradiation area: 15㎡-35㎡ Notes: Please install it by a licensed electrician. Before installation, please make sure the power has been cut off. In order to extend the service life, please use it in dry environment. For indoor use only.