This TriFlash allows up to three flashguns to be attached and locked in place allowing more light output. The other unique feature of this TriFlash is it's added syncing capabilities. Plugging a wireless receiver like a Skyport Universal into the brackets PC port allows the single trigger to fire all attached flashes. The TriFlash Sync bracket also includes an optical slave cell with the ability to fire after the first, second or third pre-flash. Besides holding flashguns, the TriFlash brackets can be used for holding accessories lights or microphones for video applications.