Sky-Watcher Cable Release Canon 1 Pin

Shutter Release Cable for Canon Cameras.

Any model compatible with E3-type remote control terminal. 
Canon EOS 100D, 300D/350D, 400D/450D, 500D/550D, 600D/650D, 700D, 60D/60Da, 70D

Works with:

Skywatcher Star Adventurer
Skywatcher AllView Mount
Skywatcher AZ-EQ5, AZ-EQ6, EQ8
Skywatcher/Saxon Star Discovery Mount
Orion Starseeker IV Mount