The Marmitek Invisible control 4 is the best looking device made to date
http://www.buyme.co.uk/marmitek-invi...4-devices.html you can choose either mains or battery power which means it is perfect for everyone. There is a video on the product page so you can get a good look.
They do a invisible control 6 and Invisible control 8 if you have loads of devices.
Lynchy