High-speed sync 1/8000s.
GN60(m ISO 100, @105mm), Adjust from 1/1 to 1/128.
Optical single SLAVE control functions: Automatic wireless remote control flash (optical pulse).
Autofocus auxiliary functions.
Quick call back: full output less than 3 seconds recycle time.
Automatic zoom functions, flash zoom position can be back and forth with the change of the focal length of the lens.
Supporting FX/DX camera frame suitable for switching.
Large size LCD display.
Guide Number: GN60m (ISO 100 / 200mm)
Wireless Flash: Optical pulse transmission slave
HSS: to 1/8000s
Flash Mode: i-TTL/M/RPT
Slave flash: Optical pulse slave for Nikon, light trigger S1/S2
Zoom Range: 20-200mm Auto and Manual Zoom(14mm with wide-angle diffuser)
Sync Mode: HSS, front-curtain sync and rear sync
FEC: Support 1/3rd Increments (±3 stops)
FEB/FEL: Support
AF Assist Light: Support
Modeling Flash: Support
Manual Flash: 1/128 - 1/1 output control (1/3rd increments)
Stroboscopic Flash:1~199Hz
Recycle time:Quick flash less than 2s, ordinary flash less than 3s
Optical Transmission Distance: About 20m
Multiple Flash Groups:Support A/B/C Flash Groups
Optical Channels:4
External interface: Hot-shoe, PC synchronous interface, external charging interface
Battery: 4 * AA Size Alkaline or Ni-MH batteries(not included)
Package size: 9 * 11 * 21cm / 3.5 * 4.3 * 8.3in
Package weight: 675g / 1.49LB