Specification:
- compatible cameras: canon eos cameras (e-ttl ii auto flash)
- guide number (1/1 power @
- auto zoom (flash coverage set automatically to match the lens focal length and image size) and manual zoom
- swinging/ tilting flash head (bounce flash): 0 to 360° horizontally and -7° to 90° vertically
- flash duration: 1/300 to 1/20000 second
- flash control system: e-ttlii autoflash and manual flash
- wireless flash function: master, slave, off
- controllable slave groups: 3 (a, b, and c)
- transmission range (approx.): indoors: 12 to 15m / 39.4 to 49.2 ft; outdoors: 8 to 10m / 26.2 to 32.8 ft
- channels: optical: 4 (1, 2, 3 and 4); 2.4g: 32 (1-32)
- slave-ready indicator: two red indicators blink
- modeling flash: fired with camera's depth-of-field preview button
- color temperature: 5600±200k
- size: 64 x 76 x 190 mm