Two separate flash heads can be swiveled around the lens, can be aimed separately, and even removed from their holder and mounted off-camera. Like the MR-14EX, the new Macro
Twin Lite MT-24EX is fully E-TTL compatible with all EOS bodies, including digital SLRs, and even allows Wireless E-TTL flash control with one or more 550EX and/or 420EX "slave units".
It also provides easy ratio control of each flash head’s output, over a six-stop range.
Attaches to all Canon EF macro lenses (EF 180mm f/3.5L requires Macro Lite Adapter 72C).
Twin flash heads can be rotated over 80° angle around lens in 5 degree increments.
Heads can be swiveled or bounced and can be removed from mounting ring for added control.
Powerful Guide Number of 78 (feet, @ ISO 100), full E-TTL control and E-TTL features including FEL, Hi-speed sync, and FEB. Full E TTL automatic flash control with compatible EOS bodies, including EOS-1D, D60, and D30 digital SLRs. Incandescent focusing lamps, and two different types of 1-second modeling flash allow easy focusing and previewing of lighting effects.