Quantaray QTB-9550D TTL Flash for Canon

The QTB-9550D Twin Flash System features a Dedicated Zoom, Bounce and Swivel Head. Works with all Quantaray Digital, Autofocus and Manual Dedicated Modules Requires seperate interchangeable dedicated modules (Digital/AF/DT) to work as a complete Flash-Set. Dedicated Module sold seperately. Front ready-flash warning light. Energy-saving circuitry for fast recycling time. TTL auto flash range up to approx. 93 feet. 1/16 and full manual flash power setting. (with DT/AF Module) Twin flash for fill lighting. Bounce and swivel flash head for soft lighting. Zoom flash head for proper lighting coverage when using 28mm to 85mm lens on a 35mm SLR camera. Auto confidence indicator lamp (with AF/DT Modules) Digital Functioning Indicator Lamp (with Digital Module) Uses 4 AA size Alkaline or Rechargeable NiMH batteries.