Modes: E-TTL and E-TTL II, Manual, and Multi Stroboscopic
Guide No.: 58/190 (at 105mm focal length, ISO 100 in meters/feet)
Flash coverage: 24-105mm (14mm with wide angle diffuser panel)
Zoom: Auto and Manual Adjustments
Rotation: 180 degrees both directions, Up-Down: -7 to 90 degrees.
FEC (Flash exposure compensation): Manual
FEB (Flash exposure bracketing): ±3 stops in 1/3 stop increments (Manual flash exposure compensation and FEB can be combined)
Sync modes: First Curtain Sync, Second Curtain Sync, and High Speed Sync
Stroboscopic flash: Frequency:1-199Hz Number of flashes: 1-100
Flash exposure confirmation: Blue LED lamp lights up in E-TTL mode
Recycling time/Flash-ready indicator:
Normal flash: Approx.0.1-5 sec./Red LED indicator lamp lights up.
Quick flash: Approx.0.1-2.5 sec./Green LED indicator lamp lights up.
Power: Four size-AA alkaline or Ni-MH batteries, compatible external battery pack.
Power saving: Non-wireless slave modes: 90 seconds, Wireless slave mode: (programmable) 10 minutes or 60 minutes
Transmission method: Radio Frequency and Optical pulse
Wireless options: Odin Tx, Odin Rx, Strato II Rx, OP Tx (Master), OP Rx (Slave), OP Slave, OFF
Transmission range (Approx.): Radio: 100m +, Optical: Indoors: 12-16m/39.3-52.4 ft., Outdoors: 7-9m/22.9-29.5 ft.
Reception angle: Radio: 360 ° all directions, Optical transmission:±40°(horizontal)，±30°(vertical) (add
Controlled groups: 3 (A, B, and C)
Flash ratio control: 1:8-1:1-8:1
Standby current: ≤100uA in sleep mode
Dimensions: (L x W x H): 202.8×77.5×58.3 mm
Weight: 427g (flash only, excluding batteries)