EL-1 System

Wireless flash shooting
Radio transmission	Speedlite / Transmitter equipped with a sender function	Speedlite equipped with a receiver function
Optical transmission	Camera / Speedlite / Transmitter equipped with sender function	Speedlite equipped with a receiver function

(1)Speedlite EL-1
(2)Bounce adapter SBA-EL
(3)Color filter SCF-ELOR1 (light)
(4)Color filter SCF-ELOR2 (dark)
(5)Mini stand
(6)Devices equipped with radio transmission wireless sender function
600EXII-RT, 600EX-RT, MT-26EX-RT, 430EX III-RT, ST-E3-RT
(7)Speedlites equipped with radio transmission wireless receiver function
600EXII-RT, 600EX-RT, 430EX III-RT

(8)Devices equipped with optical transmission wireless sender function
600EXII-RT, 600EX-RT, 600EX, 580EX II, 580EX, 550EX, EL-100, 90EX, MT-26EX-RT, MT-24EX, MR-14EX II, MR-14EX, ST-E2, and EOS digital cameras equipped with optical transmission wireless sender function using a built-in flash
(9)Speedlites equipped with optical transmission wireless receiver function
600EXII-RT, 600EX-RT, 600EX, 580EX II, 580EX, 550EX, 430EX III-RT, 470EX-AI, 430EX III, 430EX II, 430EX, 420EX, 320EX, EL-100, 270EX II
(10)Off-camera shoe cord OC-E3
The EL-1 can be used up to a distance of about 60 cm / 2 ft. away from the camera.
(11)Compact battery pack CP-E4N
A small and lightweight external power source with superior portability. Equipped with dust and drip-proof features equivalent to the EL-1.

Caution

Using an external power source of a brand other than Canon may result in a malfunction.
When using one of the Speedlites in (9) that does not have a function for switching the firing groups (A, B, C), you can use the Speedlite as a receiver in firing group A during optical transmission wireless shooting (you cannot use it as a receiver in firing group B or C).

Note

For the external power source, use of the Compact Battery Pack CP-E4N (sold separately) is recommended.