Flash Head

Guide Number

141.08' / 43 m at ISO 100 (105 mm Position)

Coverage

Full-Frame

24 to 105 mm

14 mm (with Wide-Angle Adapter)

Angle of Coverage

23.3 to 84°

114° (with Wide-Angle Adapter)

Auto Zoom Head

Yes

Bounce Head

0 to +90°

Swivel Head

330°

Recycle Time

Approx. 0.1 to 3.5 Seconds

Secondary Illumination

No

Exposure Control

Exposure Control

Canon E-TTL / E-TTL II

Flash Modes

Hi-Speed Sync, Second-Curtain Sync

Power Range

1/1 to 1/64

Flash Compensation

-3 to +3 EV (1/3, 1/2 EV Steps)

Wireless

Wireless Operation

Radio (TTL/Manual)

Up to 98.43' / 30 m

Optical Pulse (TTL/Manual)

Up to 49.21' / 15 m

Wireless Channels

15

Wireless Groups

5

Power

Internal Power

4x AA (Alkaline, NiMH)

External Power Pack Compatible

No

General

Mount

Shoe

Off-Camera Terminal

No

Dimensions (W x H x D)

2.8 x 4.5 x 3.9" / 70.5 x 113.8 x 98.2 mm

Weight

10.41 oz / 295.12 g