HUE+ is an advanced digitally controlled lighting solution for your PC. It uses CAM software for intuitive controls and allows for in-depth illumination customization through two channels of LED strips. Setting up the device is easy with versatile installation options featuring a daisy chained design and magnetic LED strips. Out of the box, it includes numerous Preset modes as well as Smart modes to react to changing PC conditions and Audio mode to provide audio visualization effects. HUE+ empowers you to personalize your system and illuminate it like never before.
I believe this is the cheapest this item has been and it is available with free delivery via DPD.http://uk.camelcamelcamel.com/NZXT-Colour-Changing-Internal-Controller/product/B018YZ0H1O?context=browse
Currently on Amazon for £48.48.