Action Packs are designed to have an extremely fast flash duration. They freeze fast moving action better than any other brand of high power flash system because they have a faster t0.1 time till the flash duration is finished.
The 200ws Action Pack has its fastest setting at its highest power, so 200ws is finished in 1/3000 second.
The Pack has a seven light battery gauge and powers one Lumedyne Flash Head (Quartz Flashtube recommended) and it does give you the option of fast or extra fast recycling between flashes.
Action Packs are designed to have an extremely fast flash duration. They freeze fast moving action better than any other brand of high power flash system because they have a faster t0.1 time till the flash duration is finished.
The 400ws Action Pack has its fastest setting at its highest power, so 400ws is finished in 1/1500 second. It also has settings at 200ws and 100ws but they are slower.
The Pack has a seven light battery gauge and powers one Lumedyne Flash Head (Quartz Flashtube recommended) and it does give you the option of fast or extra fast recycling between flashes.