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Key Features
Compatible with Canon E-TTL / E-TTL II
Support for 622 and 560-RX Communication
Frequency: 2.4 GHz
Range: 328'
TTL and Manual Flash Modes
Supports Group Ratio & Multi Flash
AF Assist Beam; USB Update Support
High Speed, 1st and 2nd Curtain Sync
PC Sync Port and Super Sync Function
Runs on 2 AA Batteries

This product is no longer available.