... Working Distance: 30m New WANSEN PT-04GY Wireless Flash Trigger for canon nikon Pentax Olympus camera Specifications:4 channels with ... 380EX;Nikon SpeedLite SB900, SB-800, SB-600, SB-28, SB-27, SB-26,SB-25, SB-24;Olympus ... 36;Pentax AF-540 FGZ, AF-360 FGZ, AF-400 FT, AF-240 FT;Sigma EF-530 DG Super, ... , DF-340MZ, 2700;Other flash models with a trigger voltage of 12V or lower Package included:1 x ...