Get everything you need to realize your off-camera lighting dreams with this FlexTT5 Transceiver TTL Bonus Bundle from PocketWizard. Starring the FlexTT5 Transceiver for Nikon, of which three are included here, as well as an AC3 ZoneController, and carrying case, you will be able to quickly setup and enjoy both TTL and manual operation of your speedlights and flashes whether you are shooting in a studio or on location. The FlexTT5 provides outstanding range of up to 800' with TTL support and offers a variety of functions, including ControlTL, HyperSync, High-Speed Sync, and more. And, when the FlexTT5 is used with the AC3 you gain control over three separate zones. This further enhances the possibilities and capabilities of your wireless flash configuration.