Description
E27 socket: The top white part appears to be a standard screw-type E27 lamp holder, commonly used with LED and filament bulbs.
Design: It has a cylindrical dark-colored base and a vertical metal stem, giving it a simple/minimalist appearance.
Bulb: The bulb itself isn't installed in the photo; the white component is the holder/socket.
Uses: A fitting of this type can be used for a table lamp, decorative lamp, or other lighting fixture. Similar E27 cylindrical fittings are sold for table, wall, and ceiling lamps.