This CowboyStudio Seagull SYK-4 Optical Slave Trigger with PC Sync Socket would be a great addition to your studio. It is ideal to turn your off-camera flash into an optical sensor. Our flash adapter is compact and sturdy with a standard hot shoe seat on the top and a standard 1/4"- 20 thread screw socket for tripod on the bottom.
This Flash Remote Controller is an optical trigger allowing you to remotely fire your flash without attaching it with wires. Since the slave trigger gets its working power from the flash it is attached to, it is battery free. The Slave Trigger features a sleek body style that is high in flexibility and stable in performance.
Specifications:
PC sync port at the side
Tripod mount at the bottom
Fits most of the camera hot shoe except Konica Minolta and Sony Alpha A700/A100
Effective Distance = guide number of master flash- 2