Yongnuo wireless flash trigger function to trigger the flash and camera manually. Compatible for Nikon D1, D2, D3, D200, D300, D700. Plugs plugs used an N1.
With this you can do a camera shutter and flash wirelessly.
PC port for off-hotshoe synchronization
Wireless flash triger will automatically perform synchronization with Nikon cameras and adjust the type of frequency bands.