"Roomba for your reef"

[4lti7ude]

Originally Posted by globaldesigns

HEHE, I was thinking exactly the same thing

How do you stop it from touching your gravel.

If its like the automatic house vacume, you set up laser parimeters of where you want it to clean too with laser boundaries.

Oooor im guessing it has a light sensor or something that can read off the reflection of the substrate or corners of the tank.