I used a kit very similar, almost identical to the aled kit Gam3r01 posted from amazon. Only difference was mine had a different brand (supernight). My best guess is that kits like those are all identical bought cheap and in bulk and other companies are just having their logo printed on them. Worked out really well for me.
If you want the ability for white lighting (true white) you may want to look for led's with rgb+w. Standard rgb strips have the same 3 way led bulbs all the way along the strip and to get 'white' they turn up the red/green/blue channels to max. It looks mostly white though can have a bluish tinge to it. You may not notice it if not comparing side by side to a set of white led's. Rgb+w is a strip where the bulbs...