Power source
Battery pack
Battery Pack LP-EL
* AA/LR6 alkaline batteries and Ni-MH batteries cannot be used
Battery level
indicator
Provided (display in 5 levels)
External power
source
Supported
Maximum flash
count
Approx. 335 - 2345
* With a fully charged Battery Pack LP-EL
Radio
transmission
wireless shooting
time
Approx. 17 hours continuously
* With sender flash firing disabled, and using a fully charged Battery Pack LP-EL
Auto power off
Idle time before auto power off
Status
Custom Function
Time
During normal operation
C.Fn-01-0
Approx. 90 sec.
When set as a sender in optical
wireless operation
C.Fn-01-0
When set as a sender in radio
wireless operation
C.Fn-01-0
Approx. 5 min.
During linked shooting
C.Fn-01-0
When set as a receiver in radio or
optical wireless operation
C.Fn-10-0
Approx. 60 min.
C.Fn-10-1
Approx. 10 min.
Standby before power ON after auto
power off when set as a receiver
C.Fn-11-0
Approx. 8 hr.
C.Fn-11-1
Approx. 1 hr.
The Speedlite is reactivated in response to the following operations.
• Pressing the camera shutter button halfway
• Pressing the test flash button
Dimensions / Weight
Dimensions
Product
W × H × D (approx.)
Body
84.4 × 149.0 × 136.4 mm / 3.32 × 5.87 × 5.37 in.
Weight
Product
Weight (approx.)
Body only
572 g / 20.18 oz.
Operation environment
Working
temperature
range
0 - 45°C / 32 - 113°F
Working humidity
85 % or less
All specifications above are based on Canon's testing standards.
Product specifications and the exterior are subject to change without notice.
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