Operation Manual

45
Multi-Speedlite System
Wireless Flash Equipment
Master unit
1
2
3
1 Speedlite 420EX (Slave unit)
2 Mini-stand (Provided with 420EX)
Props up the 420EX and provides a tripod socket.
3 Speedlite 550EX
Serves as a normal Speedlite or as the master unit or slave unit in a wireless
flash system.
4 Speedlite Transmitter ST-E2
Dedicated wireless transmitter serving as the master unit controlling slave unit(s)
in a wireless flash system.
5 Macro Ring Lite MR-14EX / 6 Macro Twin Lite MT-24EX
Designed for macro flash photography, this can also serve as the master unit in a
wireless flash system.
4
5
6
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