Hahnel Viper TTL Wireless Flash Trigger for Canon

Features and Benefits

• Wireless Group Flash Trigger

• Control up to three groups of flash guns, each groupcomprising of one or more flash units

• Digital Channel Matching to provide reliable connections

• Easily adjust mode and values on a group by group basis

• TTL, Manual and Multi (Stroboscopic) mode control

• LCD Display, backlit, indicating zones A, B & C on/off & flash power output settings

• Powered by AA batteries

• Micro USB socket for software upgrade