Canon 550 EX User Manual
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Canon Speedlite 550EX System
1 Speedlite 550EX
(On-camera master unit)
2 Speedlite Transmitter ST-E2
Dedicated wireless transmitter for any 550EX set as a slave unit.
3 Connecting Cord ET
(included with Transistor Pack E)
4 Transistor Pack E
Houses Battery Magazine TP or Ni-Cd Pack TP.
5 Battery Magazine TP
Houses six size-C alkaline batteries.
6 Ni-Cd Pack TP
Ni-Cd pack dedicated to Transistor Pack E.
Shortens flash recycle time as with a high-voltage battery. Rechargeable with Ni-
Cd Charger TP for repeated use.
7 Ni-Cd Charger TP
Dedicated charger for Ni-Cd Pack TP. Charging time is about 15 hours.
8 Compact Battery Pack CP-E2
Small and lightweight external power source. It uses six size-AA alkaline or
nickel-hydride batteries. It can also use lithium batteries.
9 Speedlite 550EX
(Slave unit)
0 Speedlite 420EX
(Slave unit)
q Mini Stand
(provided with the 550EX and 420EX)
Mini stand to prop up the 550EX or 420EX positioned as a remote slave unit.
Tripod socket provided at the bottom.
w Off-Camera Shoe Cord 2
For off-camera flash operation up to 60 cm away from the camera. All automatic
EOS functions are enabled
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