Flash Head
Guide Number
113.19' / 34.5 m at ISO 100 (35 mm Position)
180.45' / 55 m at ISO 100 (200 mm Position)
Coverage
Full-Frame
24 to 200 mm
14 mm (with Wide-Angle Adapter)
Angle of Coverage
12 to 84°
84 to 114° (with Wide-Angle Adapter)
Bounce Head
-7 to +90°
Swivel Head
360°
Flash Duration
1/980 to 1/30820 Second
Recycle Time
Approx. 1.8 to 2.6 Seconds
Secondary Illumination
None
Exposure Control
Manual, i-TTL
Flash Modes
Hi-Speed Sync, Second-Curtain Sync, Slow Sync
Power Range
1/1 to 1/256
Flash Compensation
-3 to +3 EV (1/3 EV Steps)
Wireless
Wireless Operation
Radio
Up to 98.43' / 30 m (Commander, Slave)
Optical Pulse
Up to 32.81' / 10 m (Commander, Slave)
Wireless Channels
4
Wireless Groups
6
Power
Internal Power
4 x AA (Alkaline, NiMH)
External Power Pack Compatible
Yes
General
Mount
Shoe
Off-Camera Terminal
PC
Dimensions (W x H x D)
2.9 x 5.4 x 4.1" / 73 x 137 x 103.5 mm
Weight
14.81 oz / 420 g