Mini Flash Trigger ~for Panasonic/Fujifilm/Canon and Compatible with NA-GH4/NA-XT1/NA-XT2/NA-XH1/NA-XT3/NA-R7/NA-R6IINauticam flash trigger units allow the use of robust and reliable fiber optic cables to fire external strobes, providing dependable, rapid fire flash triggering over fiber. Flash triggers allow motor drive shooting sequences, perfect for fast moving action. This flash trigger plugs into the compatible camera hotshoe and provides an optical signal for fast, continuous strobe firing. Automatic TTL flash control is not supported by this flash trigger,