Vello FreeWave Camera Release Cable for Canon Cameras with 3-Pin Connection
The Vello FreeWave Wireless Shutter Release system works with a wide variety of camera models just by swapping out the camera release cable. TheVello FreeWave Camera Release Cable for Canon Cameras with 3-Pin Connectionwill allow you to use your FreeWave with the following cameras:Canon EOS:10D/20D/30D/40D/50D/5D/5D Mark II; 7D/1D/1DsMark I/Mark II/Mark III/Mark IVCompatibilityCanon EOS: 10D/20D/30D/40D/50D/5D/5D Mark II; 7D/1D/1DsMark I/Mark II/Mark III/Mark IV