This is PocketWizard Flex TT5 C - For use with Canon.

This flex is in excellent condition and shows normal signs of use. The PocketWizard FlexTT5 Transceiver Radio Slave is part of an ultra-versatile radio slave system and is dedicated specifically to the Canon E-TTL II flash control system. It simply slides directly into the camera's hot shoe, and there are no special settings to make or modes to call up. Use the camera, on-camera flash, or flash commander controls for flash compensation, zone, and ratio control. It supports single or multiple dedicated flash units.

WE SHIP IN 1 BUSINESS DAY and we package professionally. We are interested in BUYING your photographic equipment as well. We are Camera Exchange in Waterford Michigan.