Hello i have these on my tank and i like them alot the 3rd listing has alot of info but the 4th has a great price i think 2 lights would do a 48 inch tank but for the price 3 would be better get 3 for the price of 1 name brand just about. don
http://www.ebay.com/sch/i.html?_nkw...kw=leds&_osacat=0&_trksid=p3286.c0.m270.l1311
http://www.youtube.com/watch?v=uZVRgJiwtwQ&NR=1
http://www.ebay.com/sch/i.html?_nkw...kw=leds&_osacat=0&_trksid=p3286.c0.m270.l1311
http://www.youtube.com/watch?v=uZVRgJiwtwQ&NR=1