Vivitar 273 Flash [GN100] {Bounce}

Features - Built-in computer delivers exact amount of light needed - Thyristor system provides incredibly fast recycling and more flashes per set of batteries - Adjustable titling flash head for softer bounce lighting. - Recycles from 0.5 to 7 seconds - Automatic operation from 3 to 25 feet - Up to 800 flashes from four AA alkaline batteries - Guide number of 50 with ASA 25 film - Multiple f-stop settings for creative deapth of field control - Illuminated calculator dial - Balanced corner-to-corner illumination - Detachable shutter cord.