DIY: How to build an LED Reef Tank Light with controller!

The start of Aidan Dunstan's 4-tier reef tank light. Here he uses the MakersLED heatsink with 24 Cree XT-E LEDs. 12 Cool White on one channel and 12 Royal Blue on the other. Controlled buy MakersController which has sunrise, sunset, moonlight and storm settings. Full LED kit: http://www.ledsupply.com/led-kits/nan...