Canon SPEEDLITE 580EX II Instruction Manual page 5

Nomenclature
Contacts
Locking pin (p.9)
AF-assist beam emitter
--+--T.\---
(p.49)
Mounting foot
(P.9)--=~~~~:r
External metering---"~
sensor (p.30)
Wireless sensor---:---:;.c--
canon
SPEEDLITE S80EX II
Flash head/
Wireless
transmitter
Case
Mini stand
Shoe
4