Attach the Bower SFD926C shoe-mount flash to your Canon camera and get the desired illumination for your photos. This Canon-Bower camera flash�s 125 feet guide number (ISO 100, 85 mm), lets you place the flash well away from the subject. The 24-85 mm zoom range in of this shoe-mount flash helps to widen or narrow the field of illumination according to your requirements. The bounce and swivel adjustment of this Canon-Bower camera flash helps to soften the light by reflecting it off walls, ceilings, and reflectors. Powered by four AA batteries, the Bower SFD926C does not consume the power resource of the camera.