An interesting gadget is the neptune controller which will send you an email about your tanks status. Another nifty device is the flood alarm which sounds a loud alarm if water is flooding your stand. Not really used for maintenance or cleanup but still an interesting gadget.
Is what you mentioned similar in function to an X-10 unit? Will is be internet accessible?
When you get your patent you will have to unveil your shroud of secrecy and tell us more about it.
