This listing is for a Canon Remote Switch Adapter T3 in the original box.   

This adapter is used with the Canon T90, EOS 650, 620, 750, 850, 630, 1, RT, A2, A2e, 1N & 1N-RS Cameras.

This item looks to be in very nice condition.

Please look at the photos.  This is the item you will be receiving.