Brand YinYan Model BY-20 Quantity 1 piece(s) per pack Color Black + White Material Plastic + glass Compatible Camera Brand Ordinary hot shoe interface digital cameras film cameras Compatible Models Universal Functions Fill light Bulb Type Xenon flash tube Color Temperature 5600 Brightness Control Dimmer Working Voltage 6 V Power No W Other Features Flash IndexM): 20 ISO100; Recycle time(s): approx 7-10; Flash time(s): approx 1/1000 Color temperature: approx 5600K ; Powered by 4 x AA batteries (not included) Packing List 1 x BY-20 Camera Flash Speedlite