Size : 3 in 1 Socket Adapter Max 300W Specifications : Package : E27 TO E27 Bulb Lamp clear Socket Adapter Socket : canonic E26/e27 Features : Lamp Socket improvement Extender/Adaptor/Holder Safe and Easy to install Applications : Landscape accent spot lighting, display case accent lighting Artwork lighting, mood lighting, shop-windows, overall lighting Hotel, cafe or new subject field lighting indoor and outside cosmetic lighting Garden lighting, shop lighting, down lighting Living lighting, dining room lighting, bedroom lighting Ideal for illuminating homes, offices, workplaces, etc Attention : Please just primary install the height of the item before installing the 3 bulbs.