The AC3 ZoneController for Canon and Nikon is the gem of the ControlTL® product line. Add it to your on-camera MiniTT1® Transmitter or FlexTT5® Transceiver and you instantly have three zones of flash control. Whether working in E-TTL II, CLS/i-TTL or Manual mode, you now have control over all your flashes directly from the camera’s position. 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.
Three clearly labeled dials allow you to increase or decrease power to three zones of flash in 1/3-stop increments with a range of up to six stops. Three switches allow you to change zones between Manual, Auto (PowerTracking, E-TTL II, CLS/i-TTL) or OFF. Best of all, the design is simple with an intuitive interface. When matched with the PowerST4, AC9 AlienBees Adapter or PowerMC2, you can now control ElinchromRX1, White Lightning2, AlienBees2 and Einstein™ E640 flashes right from the camera’s position.
Key Benefits:
- Three independent zones of flash control
- 6 stops of flash control in 1/3rd stop increments
- Works in PowerTracking, E-TTL II, CLS/i-TTL or Manual mode
- Turn zones on and off remotely
- Works with Canon or Nikon Speedlights, AlienBees, White Lightning,Elinchrom RX flash and Einstein™ E640 flashes
- Put your flashes where you want, without worrying about accessing them during a shoot.

PocketWizard is the brand name for a line of photography accessories which allows photographers to be more creative. PocketWizard radios are the industry leaders in wireless control and synchronization of cameras, flash lighting and light meters. The world headquarters are based out of Shelburne, VT USA where a small group of dedicated employees continue to build the PocketWizard brand as the “must have” photography accessory.