E-TTL II, E-TTL Compatible
15 Channels, 5 Groups
Range: 328^27
Frequency: 2405-2475 MHz
AF Assist Beam
Flash Ratio Control
Remote Control from 1/1 to 1/128 Power
Runs on Two AA Batteries
Frequency 2405-2475 MHz (FCC/IC)
Wireless radio ID: 0000-9999
Channels 15 standard channels
5 groups (A/B/C/D/E), up to 15 units
Antenna Internal
Modulation System Primary modulation: OQPSK, secondary modulation: DS-SS
Display High-res dot-matrix LCD, backlight for LCD keys
Range 328^27 (100 m)
Max Sync Speed Not specified by manufacturer
Supports 1st and 2nd curtain in M mode
Modes E-TTL II/E-TTL autoflash, manual flash, stroboscopic flash, auto external flash metering (in flash mode)
Flash Control Flash ratio control: 1:8 in 1/2-stop increments
Flash exposure compensation +3 to -3 in 1/3 stop increments
Manual: 1/1 to 1/128 power (1/3-stop increments), 1st and 2nd curtain
Stoboscopic flash: 1 – 500 Hz, Flash exposure lock
Confirmation LEDs Yes
Modeling Flash Yes
AF Assist beam Yes
Power Supply 2x AA/LR6 alkaline batteries, NiMH batteries (not included)
Battery Life Power saving: powers off after 5 min. without use
Up to 10 continuous hours with AA/LR6 batteries
Dimensions Not specified by manufacturer
Weight 3.8 oz (110 g)
Shipping Weight 0.5 lb
Box Dimensions (WxHxD) 3.6 x 3.1 x 4.4