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Compatible with 420EX, 550EX, 580EX, or MR-14EX and MT-24EX Macro flashes |
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Compatible Cameras: Type A EOS cameras (E- TTL, autoflash); type B EOS cameras (Manual flash) |
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Flash Ratio Control: For A:B ratio: 1:8 to 8:1, in half- step increments or 13 steps |
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High- Speed Sync (FP flash): Enabled with high-speed sync mode |
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Slave Operation Confirmation: With test transmission button. *Slave A fires followed by slave B at 1/64 output |
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AF-assist Beam: Compatible with EOS-3's 45-point Area AF and 28mm and longer lens focal lengths |
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SE Feature: While the power switch is set to I or HOLD, the transmission turns off automatically after about 90 sec. of non-use |