| Guide Number | 154.2' / 47 m at ISO 100 (105 mm Position) |
| Coverage | Full-Frame 24 to 105 mm 14 mm (with Wide-Angle Adapter) |
| Auto Zoom Head | Yes |
| Bounce Head | 0 to +120° |
| Swivel Head | 360° |
| Recycle Time | Approx. 0.1 to 3.5 Seconds |
| Secondary Illumination | None |
| Exposure Control | Canon E-TTL / E-TTL II |
| Flash Modes | Second-Curtain Sync |
| Flash Compensation | -3 to +3 EV (1/3, 1/2 EV Steps) |
| Wireless Operation | Optical Pulse (TTL/Manual) Up to 49.2' / 15 m |
| Internal Power | 4 x AA (Alkaline, NiMH) |
| External Power Pack Compatible | No |
| Mount | Shoe |
| Off-Camera Terminal | None |
| Dimensions (W x H x D) | 2.9 x 5.1 x 4.1" / 73.7 x 129.5 x 104.1 mm |
| Weight | 13.6 oz / 385.6 g |
| Package Weight | 650 g |
| Box Dimensions (LxWxH) | 6.25 x 5.25 x 4.25" |