Henri, What about these? I have found that they throw a lot of light and are still simple to program. http://www.ebay.ca/itm/25PCS-WS2811-RGB-Full-Color-Pixels-12mm-Waterproof-Ad dressable-LED-String-DC-5V-/401020367269?&_trksid=p2056016.l4276 Many thanks, ... Adrian