Type: On-camera Speedlite transmitter
Compatible cameras: EOS type-A camera compatible with
E-TTL II/E-TTL autoflash
Exposure control
system: E-TTL II/E-TTL autoflash, manual
f l a s h , s t r o b o s co p i c f l a s h , a u t o
external flash metering*
*Only when the flash mode is set to
<Gr>
Frequency: 2405 - 2475 MHZ
Modulation system: P r i m a r y m o d u l a t i o n : O Q P S K ,
secondary modulation: DS-SS
Channel: Auto, Ch. 1 - 15
Wireless radio ID: 0000 - 9999
Slave unit control: Up to 5 groups (A/B/C/D/E), up to 15
units
Transmission distance: Approx. 100 m
Flash ratio control: 1:8 - 1:1 - 8:1, 1/2-stop increments
Flash exposure
compensation: ±3 stops in 1/3- increments
FEB: ±3 stops in 1/3- increments (when
u s e d w i t h f l a s h e x p o s u r e
compensation)
FE lock: Press the camera’s <M-Fn>, <FEL>
or <*> button
High-speed sync: Provided
Manual flash: 1 / 1 - 1 / 1 2 8 p o w e r ( 1 / 3 - s t o p
increments)
Stroboscopic flash: Provided (1 - 500 Hz)
32
Specifications