The camera release cable is a 3' coiled interface cable that works with all of JJC modular remote releases. Use it as a replacement or to add functionality to the JJC Camera Remotes and Flash Trigger System or the JJC Remote Handle Pistol Grip. Compatible Camera: Canon EOS 40D, 50D, 70D, 80D, 6D, 7D, 7D II, 5D II, 5D III, 5D IV, etc...