Reference; 430Ex Ii System - Canon Speedlite 430EX II Mode D'emploi

Reference

430EX II System

Speedlite 430EX II (Slave unit)
Mini stand (included with 430EX II)
Speedlite 580EX II (On-camera/Master unit)
Speedlite Transmitter ST-E2
Dedicated transmitter for wireless control of 430EX II set as slave units.
Macro Ring Lite MR-14EX /
Flash for macro photography.
Off-Camera Shoe Cord OC-E3
Enables the 430EX II to be connected to the camera up to 60 cm/2 ft away.
Speedlite Bracket SB-E2
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Macro Twin Lite MT-24EX