Polaroid PL-144AZ Studio Series Digital Power Zoom TTL Shoe Mount AF Flash With LCD Display For The Sony Alpha NEX-6, NEX-7, SLT-A33, SLT-A35, SLT-A37, SLT-A55, SLT-A57, SLT-A58, SLT-A65, SLT-A77, SLT-A99, A100, A200, A230, A290, A300, A330, A350, A380, A390, A450, A500, A560, A550, A700, A850, A900, A3000, A7, A7R, DSC-RX1, RX10, RX1R Digital SLR Cameras Fully Automatic Pro Qaulity Features & Perfomance Without The Pro Price, Backlit "Info-Central" LCD For Fast Access To Critical Information, Built In Salve Mold Autofocus Assist Lamp For Accurate Focusing Even In Low Light Situations, True TTL (Through The Lens) 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 + Less Charging Time