STK's USB Compact Flash Reader - for Canon EOS 7D, 5D, 5D MarkII, 20D, 10D, 1D Mark IV, 1D Mark III, 1Ds Mark II, 1D Mark II This Compact Flash Card Reader will speed up your download time! Compared to serial cables the Compact Flash Card Reader is blazingly fast up to 50X as fast! Use the CF Card Reader/Writer as a mini-disk-drive pop it into your pocket & take to work with you. Save your precious camera batteries!! The extremely durable design is perfect for your camera bag. 1 Year Warranty: We will replace this item that you purchase from us for 1 year