Anyone ever used these or seen them first hand?

[Giga]

I am searching and searching and a little more searching for a sleek good light for growing my mangrove display fuge. This is a light that I'm most likely going to get but want to see if anyone has used these.
http://www.bghydro.com/BGH/customkititems.asp?kc=HLIFT5NW22&eq=
I might end up building a little shield around it because it looks like light might spill out the sides