nzlongfellow
Dennis from NZ
Cheapest I have found. Beats Ray at 62c each with shipping. Just ordered 2000.
http://www.aliexpress.com/item/50pcs-a-string-led-pixel-module-12mm-RGB-full-color-IP68-waterproof-led-pixel-node-WS2811/1280677964.html
http://www.aliexpress.com/item/50pcs-a-string-led-pixel-module-12mm-RGB-full-color-IP68-waterproof-led-pixel-node-WS2811/1280677964.html