Has anybody used the Aquatica remote control?

I recently picked one up and am trying to decide whether to hold onto it or sell it. I am having a hard time thinking of practical uses for it. I use a canon 5d ii. I would love to hear other people's input about creative ways to use it.

Thanks,

Jim

You might want to check the Wetpixel review here:

http://wetpixel.com/articles/reefmote-control-aquatica-remote-release-reviewed