10 m extension cord for connecting the new EOS bodies with Timer Remote Controller TC-80N3 or Remote Switch RS-80N3. For remote picture-taking situations.
Compatible Products: 
-EOS 10D. 
-EOS 1D Mark II N. 
-EOS 1V. 
-EOS 20D. 
-EOS 20Da. 
-EOS 3.
-EOS 30D. 
-EOS 40D. 
-EOS 5D.
-EOS D30. 
-EOS D60. 
-EOS-1D.
-EOS-1D MARK II. 
-EOS-1Ds. 
-EOS-1Ds MARK II. 
-EOS-1Ds Mark III.