Flash Head
Guide Number
197' / 60.05 m at ISO 100 (200 mm Position)
Coverage
Full-Frame
20 to 200 mm
14 mm (with Wide-Angle Adapter)
Angle of Coverage
12 to 94°
114° (with Wide-Angle Adapter)
Bounce Head
-7 to +90°
Swivel Head
360°
Flash Duration
1/430 to 1/550 Second at Full Power
Recycle Time
Approx. 0.1 to 5.5 Seconds
Secondary Illumination
None
Exposure Control
E-TTL / E-TTL II, Manual
Flash Modes
Hi-Speed Sync, Second-Curtain Sync
Power Range
1/1 to 1/128
Flash Compensation
-3 to +3 EV (1/3, 1/2 EV Steps)
Wireless
Wireless Operation
Radio
Up to 98.43' / 30 m
Optical Pulse
Up to 49.21' / 15 m
Wireless Channels
4
Wireless Groups
5
Power
Internal Power
4 x AA (Alkaline, Lithium, NiMH)
External Power Pack Compatible
Yes
General
Mount
Shoe
Off-Camera Terminal
PC, Proprietary
Dimensions (W x H x D)
3.1 x 5.6 x 4.9" / 80 x 143 x 125 mm
Weight
15 oz / 425.25 g (without Batteries)