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Fotodiox Pro WonderBurst HSS8000 High Speed Radio Flash Trigger Kit for Canon Pro DSLRs (3C)

Product Description :
Capable of Sync Speeds of over 18000 sec When in Flash Mode
24GHz Frequency with 16 Selectable Channels and up to 300ft Range
Wake-Up Function to Wake Up Majority of Flashes from Sleep
Expandable with additional Receiver available for purchase
24 Month Manufacture Warranty