Metal Shell E26/E27 Lamp Holder --Metal shell E27 lamp holder design, high temperature resistance, not easy to melt, is perfectly compatible with E26/E27 bulbs. Lengthened and Thickened Gooseneck --Lengthened (35cm) thickened (9cm) aluminum gooseneck, more flexible and sturdy, and the bulb will not shake when installed. Lengthened 220CM Copper Core Wires --Lengthened 220cm cable design conveniently use without restrictions. --Double-skinned copper core wire, better conductivity and greater safety. Standard Plug and On/Off Switch --Standard plug design, plug and play, simple and convenient. --One-key On/Off Switch control, easy to operate and use. Metal Clip Base --Upgraded metal clip base, the base is more stable and not easy to loosen.