The Canon RS60-E3 is a remote trigger on a two foot cable that not only duplicates the shutter button two-step detents (focus, followed by triggering the shutter when pressed all the way down) but adds a “lock on” sliding action for long time exposures. It uses a 2 mm phono plug. If you look closely there are two notches in the case (one next to the jack, one at the bottom end). Not visible in this image is a plug receptacle at the bottom end. If you wrap the cord around the unit and plug the end in the bottom you get this! “What cameras is the remote compatible with?” you ask. Depends on who you ask and where they are. Here are two sources from Toronto Canada, one source from the United Kingdom, one source from the United States and finally one from Edmonton Canada. Compatible with EOS Elan II/IIE, Elan 7/7E, Digital Rebel/XT, Rebel Ti/2000/G/GII/X/XS, IX/IX Lite. —Vistek, Toronto, Canada Compatible with G10, G11, G12, G16, EOS Digital Rebel series, 60D, 70D, Ela...