PocketWizard AC3 ZoneController for Canon DSLR

AC3 ZoneController The AC3 ZoneController is the gem of the ControlTL product line. Add it to your on-camera MiniTT1, FlexTT5, or FlexTT6 and you instantly have three Zones of flash control. With the AC3, you can control your remote flashes from your camera’s position in either manual or eTTL mode. Now you can put your flashes wherever you want, without worrying about having to access them during a shoot. With the AC3 ZoneController, you are in total control of your flash. Features FULL FEATURE DESCRIPTIONS:ControlTL™ PocketWizard’s new firmware platform taps into the full potential of your camera and flash system enabling an entirely new level of remote flash capability through our proven radio communications.  ControlTL firmware is configurable and upgradeable for continuous improvement.E-TTL II and CLS/i-TTL Compatibility Designed to work seamlessly with Canon’s E-TTL II and Nikon's CLS/i-TTL systems, the AC3 ZoneController removes operating complexity with its easy-to-use design.