Check the listing for details. PocketWizard AC3 ZoneController for Canon - Black **OPEN BOX**. Condition: Open box. Listed at 64.75 USD. Condition Notes Authorized USA Canon Dealer **OPEN BOX** Includes all Original Manufacturer Supplies Accessories Has Original Retail Packaging - but packaging shows signs of being open and may have wear. Excellent Condition - no signs of wear What's In the Box PocketWizard AC3 ZoneController for Canon DSLR Quick Guide Product Overview When you add the Pocket Wizard AC3 ZoneController for Canon to your on-camera MiniTT1 Transmitter or FlexTT5 Transceiver, you instantly have three zones of flash control. Whether in E-TTL II or Manual mode, you have control over all your flashes from your camera position. Put your flashes wherever you want, without worrying about having to access them during a shoot. Key Features 3 Independent Zones of Flash Control 6 Stops of Flash Control in 1/3rd Stops Works in PowerTracking/E-TTL II & Manual Turn Zones On and Off Remotely