PocketWizard PowerST4 Receiver for Elinchrom RX - Demo MeFoto SpeedCycler with an AC3 ZoneController

SpeedCycler with an AC3 ZoneController

Core Units are sold separately from the Backpack so that users can choose the size that best fits their needs

Pack without Battery: 0

Whether you have a fully charged camera battery or need to rely on AA batteries in an emergency

With a remarkable 13-hour battery life

PocketWizard PowerST4 Receiver for Elinchrom RX - Demo MeFoto SpeedCycler with an AC3 ZoneControllerPowerST4 The PowerST4 Receiver enables remote power control with select Elinchrom RX flashes using PocketWizard ControlTL technology. With a MiniTT1 Transmitter or FlexTT5 Transceiver on your camera and a PowerST4 plugged into your Elinchrom flash, you can adjust the flash power settings directly from the camera. Add the AC3 ZoneController and you can control three different zones of lights in 1 3 stop increments with up to a six stop range. Utilize