Application: This light socket splitter is good ideal for homes, offices, exhibitions, restaurants, hotels, art galleries and photography, providing ample light in all directions. Compatibility:This lampholder is only compatible with E27-E27 lamp heads.Can be fitted with 3 bulbs at a time. Adjustable:This light socket splitter can be rotated 360° to adjust the direction of the head and can also be folded for adjustment. Parameters:Material - metal + plastic ,Working voltage - 110V-220V,Lamp power - 20W. Features: 360° rotation, thick metal, durable and long-lasting, easy to install, convenient and practical Safety standards, use with confidence, save electricity.