Aero Snail Round Chandlier with Round Capiz Seashells Natural White 1-Light Pendant Lamp Voltage: 110V-120V for North America;Suggested Room Fit: 15-20 Living Room, Bedroom Fixture Dimensions: L16" x W 16" x H20"; Chain/Cord 20", Plate Dia 5". Bulb Not Included: 1 x E12 x Max 60W per Bulb. (Note: Some sellers describe 3 bulbs, but only requires 1) EASY TO ASSEMBLE. Search "Aero Snail" on face book for short video of metal structure assembly. Shells are PRE-CONNECTED Free DIY Length of Seashells Strings.Little keyrings and shells are PRE-CONNECTED. You just need to hang the shell strands to the frames. Besides, you can change the length of the strands to achieve new looks of the light.