| Basic Information | |
|---|---|
| Dimensions (approx.) | W 3.13" X H 5.75" X D 4.13" (78.1 mm x 143.1 mm x 104.6 mm) |
| Weight (approx.) | 15.5 oz (439 g) (only main unit) |
| Type | |
| Type | Auto electronic flash (clip-on type) with pre-flash metering |
| Shoe type | Multi Interface Shoe. |
| Flash head (light-emitting unit) | |
| Maximum guide number | 60 (Flash coverage setting 200 mm/STD flash distribution, ISO100 m) |
| Flash coverage | AUTO/MANUAL (20 mm—200 mm) Angle of view at 14‑mm focal length is also covered with the wide panel |
| Flash mode | TTL/MANUAL/MULTI |
| Flash Duration (Approx.) | Within 2.8 ms (1/1 MANUAL) |
| Color Temperature (Approx.) | 5,500 K |
| Continuous flash performance | 200 flashes at 10 flashes per second12 |
| Bounce flash | Yes |
| Bounce angle | Up 150 deg (0 deg / 30 deg / 45 deg / 60 deg / 75 deg / 90 deg / 120 deg / 150 deg) Down 8 deg, Left and right 90 deg (0 deg / 30 deg / 45 deg / 60 deg / 90 deg) |
| Test flash | Yes |
| Flash control | Flash control using pre-flash (P-TTL/ADI) |
| Flash compensation | Yes13 |
| Power level switching | 25 levels (1/1–1/256) 1/3 steps |
| High-speed sync (HSS) | Yes |
| Modeling flash | Yes |
| Built-in wide panel | Yes (14 mm) |
| Built-in bounce sheet | Yes |
| AF Illuminator | |
| AF illuminator | - |
| Operating Range (Approx.) | - |
| Radio Control Wireless Function | |
| RADIO-CONTROLLED WIRELESS FLASH | Yes (commander/receiver)14 |
| Frequencies | 2.4 GHz band |
| Channels | 14 Channels (Auto/manual) |
| Communication Distance (Approx.) | 30 m7, 15 |
| Groups | 3 groups (TTL/MANUAL), 5 groups (group flash photography) |
| Maximum flash units | 15 units |
| Lighting ratio control | 3 groups (TTL) |
| Optical Control Wireless Function | |
| Optical Controlled Wireless Flash | - |
| Channels | - |
| Communication Distance (Approx.) | - |
| Groups | - |
| Lighting ratio control | - |
| LED Light Function | |
| Center Luminance Intensity (Approx.) | - |
| Lighting Distance (Approx.) | - |
| Focal length supported | - |
| Continuous Lighting Time (Approx.) | - |
| Color Temperature (Approx.) | - |
| Power level switching | - |
| Other Functions | |
| Auto zoom control optimized for image sensor size | Yes16 |
| Flash distribution setting | Yes |
| Auto WB Adjustment | Yes16 |
| Custom key settings | Yes |
| Memory settings | Yes |
| Remote release | Yes |
| Display | |
| LCD panel | Yes (Dot matrix) |
| Charge progress indicator | - |
| External Connectors | |
| Sync terminal | Yes (IN/OUT) |
| Multi/Micro USB terminal | Yes |
| Power source | |
| Power source | Four AA-size alkaline or Ni-MH batteries |
| External Battery Adaptor | Yes |
| Other Features | |
| Dust and moisture-resistant design | Yes17 |