Features: This product is mainly used in photography. It is a 3 / 4 in 1 studio E27 lamp socket splitter adapter for studio daylight bulbs. It allows 3 / 4 bulbs installed in one single socket at the same time. Each socket on the adapter can support up to 60W. So it support up to 180/240W in total. This product idea for more lights for photo or video, if you want to upgrade your single socket lights, convert a single bulb light to 3 / 4 bulbs light, this is the best choice. It is E27 base, same fit as regular household bulb socket.Specifications: Base Type: Standard E27 base Support Power: 60Wx4 (240W in total) Color: White Size: 3 in 1: 10x11cm(R x H) 4 in 1: 13x11cm(R x H) Shell material: PBT Nominal voltage: 110V-240V Suitable for: Home and Studio daylight bulbs in photographic use.

1 x  Base Socket Adapter (The bulbs & holder are not included.)