The Pi-LITE is available from the Ciseco web shop - http://shop.ciseco.co.uk/pi-lite-lots-of-leds-for-the-raspberry-pi-0805-red/
The main documentation begins here - http://www.openmicros.org/index.php/articles/94-ciseco-product-documentation/raspberry-pi/280-b040-pi-lite-beginners-guide