High Speed Sync, synchronization with fast shutter speeds up to 1 / 8000s
Rear curtain synchronization
A group of modeling flashes (for preview), triggered by the depth of field button
Works with full-frame and part-frame cameras
Color temperature: 5600 ° K
Flash duration: 1 / 800s - 1 / 20000s
Power regulation: 8 levels Full, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128 (22 levels in 1/3 EV steps)
Zoom range: automatic and manual (24/28/35/50/70/80 / 105mm)
Readable LCD panel with backlight
Built-in retractable reflector
Built-in extendable wide-angle diffuser
Guide number: GN58 at ISO 100
Operating modes: TTL, E-TTL / E-TTL2 - automatic flash measurement; M? manual hot shoe; MULTI - strobe and S1, S2 triggered by a photocell (S2 without measuring preflashes)
Number of flashes: 100-1500, with new AA alkaline batteries
Charging time: up to 3s
3 Work groups: A, B, C
4 Work channels 1,2,3,4
Head adjustment: Vertical: -7 ° to 90 °; Horizontal: -90 ° to 180 °
Power supply: 4x alkaline batteries or R6 / AA Ni-MH batteries