Polaroid PL-160DS Studio Series Digital Power Zoom TTL Shoe Mount AF "Dua" Flash With LCD Display + Built In LED Video Light For The Sony Alpha NEX-7, SLT-A33, SLT-A35, SLT-A37, SLT-A55, SLT-A57, SLT-A65, SLT-A77, A100, A200, A230, A290, A300, A330, A350, A380, A390, A450, A500, A560, A550, A700, A850, A900 Digital SLR Cameras Innovative Polaroid Dua Flash  2 Light Sources In 1! A Versatile Power Zoom Flash For Still Pictures And LED Light For Video Backlit "Info-Central" LCD , True TTL Operation For Seamless Flash Photography, Power Just Feature Provides Five Adjustable Output Settings For Results That Are Bright, Bold & Breathtaking 24-85mm Digital Optimized Power Zoom Automatically Zooms As Lens Does, Versatile Enough For Studio Work Yet Rugged Enough For Location Shooting Guide No. 45m (148'!) at 85mm Zoom/ISO-100, True 90 degree Vertical Bounce & 270 degree Swivel For Maximum Versatility, Fast 0.5 Recycling Time Includes Fitted Case + Maximize Your Creativity With The Included Reflector Panel, Auto Sleep Mode For More Shooting Time