Hands-on with LED Group Buy’s Lumia 5.2

Last year, LED Group Buy introduced the Lumia 5.1 to the DIY LED community, and has had great success with it. But while some loved the simple setup of this high power, full spectrum LED, there were others that were…

Cree XP-E2 Color announced with upgrades over original

The Cree XP-E has been the reefing industry workhorse for the longest time (relatively speaking) when it comes to colors outside of white and royal blue, although it has done pretty well in those roles too. Seeing as the white…

Cree XT-E Royal Blue Gets a spec bump, now up to 5 watts each

Rejoice DIY LED builders! Cree, in their mighty engineering prowess has seen fit to give their popular XT-E royal blue LED a spec bump recetly, letting you squeeze even more from an already powerful LED. This update puts the XT-E…

The Cree XT-E Royal Blue LED Explained

You may have begun to notice Cree XT-E blue LEDs being included on some newer aquariums lights and unlike previous advancements, this generation of LEDs is designed for more than simple brightness and efficiency gains.  The Cree XT-E royal blue…