- Vertical (+90°) and horizontal (300°) swivel reflector
- Illuminated touchscreen display with automatic swivel function (90°)
- Simple operating concept
- Motorised zoom for 24–105 mm illumination
- Spot and extended zoom
- Integrated wide-angle diff user for 12 mm illumination
- Flip-out reflector card
- Modelling light (permanent light to check shadow)
- Integrated autofocus flash metering
- Flash readiness indicator and correct exposure display on unit and on camera**
- LCD flash range display
- Automatic unit shut-off
- Metal base* with quick lock
* Excludes Sony model
** Functions depend upon camera being used
- TTL flash mode (digital only)
- Manual flash mode with 22 partial lighting levels
- Servo flash mode with learning function
- HSS – high speed synchronisation**
- 1st and 2nd shutter curtain synchronisation
- Manual flash exposure correction for TTL flash mode
- Automatic fill-in flash
** Functions depend upon camera being used
Canon version
- E-TTL- / E-TTL-II flash mode
- E-TTL remote mode**
Nikon version
- i-TTL / i-TTL-BL flash mode
- i-TTL remote mode**
Olympus / Panasonic / Leica version
- Micro four thirds / four thirds TTL flash mode
- Micro four thirds / four thirds TTL remote mode**
Pentax version
- P-TTL flash mode
- P-TTL remote mode
Sony Multi Interface version
- ADI flash mode / TTL pre-flash
- ADI remote mode
**Master and slave mode