| Flash Type |
Mode: E-TTL II, E-TTL, TTL |
| Compatible Cameras |
All Canon EOS cameras; PowerShot G series cameras |
| Guide Number |
141 ft./43m (at ISO 100); flash head at 105mm zoom setting |
| Flash Coverage |
Fixed condenser lens with inner zoom: (1) Auto Zoom, (2) Manual Zoom, (3) Wide Panel
Zoom positions: 24mm, 28mm, 35mm, 50mm, 70mm, 80mm, 105mm; Indicated by numerals on the LCD's focal length display
Image Size Zoom Control: With cameras compatible with auto zoom, it zooms automatically to match the camera's image size |
| Number of Flashes |
Approx. 200 to 1,400, with AA-size Alkaline Batteries manufactured within the last three months or AA-size Ni-MH fully-charged batteries |
| Recycling Time |
Approx. 0.1 to 3.7 seconds (AA-size Alkaline Batteries)/0.1 to 2 seconds (AA-size Ni-MH batteries) |
| Flash Range |
At ISO 100, with EF 50mm f/1.4
For normal flash: Approx. 2.3-79.7 ft./0.7-24.3m
For high sync speed (EF flash): Approx. 2.3-39.4 ft./0.7-12m |
| AF Assist Beam |
Built-in; covers all focus points in EOS cameras up to 9 AF points
Effective range:
At center: Approx. 2.3-32.8 ft./0.7-10m
Periphery: Approx. 2.3-16.4 ft./0.7-5m (in total darkness) |
| Custom Functions |
Six user-selectable Custom Functions built-in; set on Speedlite's LCD panel |
| Power Source |
Four AA-size Alkaline Batteries (6V); Four AA-size Ni-MH (4.8V) |
| External Power Source |
External power supply: compatible with Dust- and Water-Resistant External Power Pack, Canon battery pack CP-E3 and Transistor Pack E |
| Dimensions |
2.8 x 4.8 x 4.0 in./72 x 122 x 101mm |
| Weight |
11.6 oz./330g (without batteries) |
| Warranty |
Canon 1 year limited warranty |
