Amazon.com : Yongnuo Professional Flash Speedlight Flashlight Yongnuo YN 560 III for Canon Nikon Pentax Olympus Camera / Such as: Canon EOS 1Ds Mark, EOS1D Mark, EOS 5D Mark, EOS 7D, EOS
Amazon.com : Godox X2T-P TTL Wireless Flash Trigger for Pentax, Support 1/8000s HSS Function, 5 Dedicated Group Button and 3 Function Button for Quick Setting : Electronics
Amazon.com : Godox X2T-P TTL Wireless Flash Trigger for Pentax, Support 1/8000s HSS Function, 5 Dedicated Group Button and 3 Function Button for Quick Setting : Electronics
Amazon.com : Godox TT350P Mini TTL Flash Speedlite 2.4G Wireless GN36 1/8000s HSS for PENTAX 645Z, K-3II, K-1, KP, K-50, K-S2, K70 Digital Camera : Electronics
Amazon.com : Godox TT350P Mini TTL Flash Speedlite 2.4G Wireless GN36 1/8000s HSS for PENTAX 645Z, K-3II, K-1, KP, K-50, K-S2, K70 Digital Camera : Electronics