Pheonix Smartflash Ringlight Flash For Canon EOS E-TTL

The new Phoenix SmartFlash RF46 offers all the great benefits of a ring flash with true TTL compatibility for your Canon Digital SLR Camera. You get even, shadow-free lighting for your close-up macro shots. The RF46 is ideal for all kinds of macro photography including nature, medical, scientific and forensic photography whether you are a professional or hobbyist. You can use the RF46 in your cameras full automatic mode, semi-automatic mode (aperture or shutter priority), or manual mode.
Specifications:
Mount- Directly to cameras hot-shoe, Guide Number- 46ft ISO 100 @ 50mm, Circuitry- IGBT (Insulated Gate Bipolar Transistor) & Series Circuitry, Angle of illumination- 50mm and above (36mm equivalent), Exposure Confirmation- Auto-check lamp, Flash Duration- 1/700 second, Color Temperature- 5600K, Recycle time in Automatic- almost instantaneous, Recycle time in full power- 4-6 Seconds, Power Source- 4x AA Alkaline, NiCad, or NiMH batteries, Adaptor rings- 55mm, 58, 62mm and 67mm included.