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Wireless Master Function ..... Optical pulse method
Transmission channel...................... 1 - 4
Transmission angle.......................... Approx. ±40° horizontally and approx. ±30° vertically
Transmission distance ..................... Indoors: Approx. 0.7 - 7 m / 2.3 - 23.0 ft., Outdoors:
0.7 - 5 m / 2.3 - 16.4 ft.
Slave unit control ............................. 3 groups (A/B/C)
Flash ratio........................................ 8:1 - 1:8, 1/2-stop increments
AF-Assist Beam....................... Intermittent flash firing
Effective range: Center: Approx. 2.8 m / 9.2 ft.,
Periphery: Approx. 2.5 m / 8.2 ft.
Power Source
Battery.............................................. Two size-AAA/LR03 alkaline batteries
Recycling time..................................
Approx. 0.1 - 5.5 sec.
Battery life (flash count)................... Approx. 100 flashes or more
Dimensions (W x H x D)........... 44.2 x 52 x 65 mm / 1.7 x 2.0 x 2.6 in.
Weight ....................................... Approx. 50 g / 1.8 oz. (excluding batteries)
All specifications above are based on Canon’s testing standards.
Product specifications and external appearance are subject to change without notice.
C OPY