Using the latest in Wire-free technology, the Button Switch allows you to choose from seven bright vivid colours and to stop and start the bubbles flowing in your column. Press any of the coloured buttons to override this and make the bubble tube red, yellow, green, blue, orange, cyan or magenta. The white button stops and starts the bubbles. The Button Switch will also accept any switch. Ideal for basic cause and effect, colour recognition and developing communication skills.
Operates on 240v transformed to 12v. The button Switch is rechargeable and comes complete with charger.