YONGNUO YN-565EX TTL Flash Speedlite Wireless Speedlight GN58 for Nikon DSLR D3000 D3100 D3200 D5000 D5100 D5200 D70 D600 D700 D750 D810 D7000 D7100 D300 D300S D80 D40 D40X Cameras Acts as a wireless slave with full i-TTL for Nikon"s wireless remote flash triggering system Multi mode for stroboscopic stop-action effects Automatic motorized zooming to match flash coverage area to the focal length of your lens Rear curtain sync for creative control of your subject"s light and motion blur Returns and service promptly performed in the USA for orders that are sold by and shipped from Amazon.com (must provide Amazon invoice copy for return authorization)