Fancierstudio 4 Socket Adapter 4 in 1 Adapter Holder E27 Bulb Lamp Light Socket Splitter For Photo Studio By Fancierstudio 6801;

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 4 bulbs light, this is the best choice. It is E27 base, same fit as regular household bulb socket. Suitable for: Studio daylight bulbs in photographic use