Material Made of high quality aluminum alloy. it is sturdy and durable. size: 50 * H88MM Support E27 bulbs up to 1000w. Nominal voltage: 250 V. Nominal current: 4A. DIY standard With its antique and industrial look. this socket is compatible with E27 medium base lamps. especially with lamps from the Edison series. which are suitable for DIY decorative hanging projects. Easy to install Connect the wires correctly to the positive / negative pole and screw on the E27 spiral LED lamp. Remark: The lamp and other accessories are not included. Safe and reliable The internal thread of the E27 lamp holder is the ceramic interior. therefore well isolated. The base of the lamp is also resistant to earthquakes and shocks. CE and RoHS Certified Applicable This lamp base creates an antique and classic atmosphere. Brings retro style to modern life. Perfect for the bar. the living room. the kitchen. the attic. the dining room. office. bedroom. etc.