Canon EOS Rebel T3i Compact Multi-Function LCD Flash (e-TTL, e-TTL II, M, Multi)

Compact dedicated shoe-mount flash designed for use with Canon EOS Rebel T3i cameras. Supports e-TTL, e-TTL II, Manual and Multi modes and features an on-unit LCD for control. It provides 8 levels of output control (1/128 - 1/1), including Standard Automatic For Canon Cameras, plus focus beam assist for low-light AF. The unit also offers auto shutter speed setting and delivers a Guide Number of 32meters (ISO 100, 105mm). Power is supplied by 2x 1.5V "AA" batteries (compatible with alkaline, lithium, NiCad & NiMH).