YONGNUO YN24EX E-TTL Macro Speedlite 5600K with 2pcs Heads and 4pcs Adapter Rings for black

Features: --Supports ETTL Flash Supports FEC, FEB, Front and Rear-curtain sync, FE lock, Modeling Light, support for Canon camera menu accessible. --Double-Tube Macro Flash Supports flash ratio adjustment, there are 8 levels (1/128-1/1) for the intensity adjustment for the flash control, total 22 levels fine tuning; the tube A and tube B can flash individually, the flash index is wider and more practical. ?--The Flash Tube Installation Install the tube on the top of the flash; Install the adapter ring on the front of the lens,then install the flash tube on the adapter ring. ?--The Flash Coverage Vertical angle: Upwards,downwards 90 degrees; Horizontal angle: inwards 60 degrees,outwards 30 degrees; The rotate degree of the adapter ring: upwa