Yongnuo YN560-TX wireless flash controller and commander for YN-560 III YN-560 TX YN560TX Speedlite Canon DSLR cameras (electronic)
Unpacking, batteries purely on the camera, the fixing screw is a bit hard - randomly determines the channel setting - around me flashed it. That's suspicious, I decide to read the manual. After 10min. I hear on - it's too much at once. But I have an