Summary: LEDs are very bright so be warned if you don't like your entire room being illuminated by your PC. The fan isn't exactly quiet until about 50% speed and I'm not a fan of the self-threading mounting screws. Otherwise, the fan works great. Draws little power and pushes lots of air.
Summary: Bright as the sun, so if you plan on putting these in a PC/server that is on 24/7 and near where you or others sleep, I would recommend another fan. Whole room lit up from the -back- of the tower I tossed a couple of these in.
Quite, free-floating ball bearing fan. I purchased this ...
12 March 2015
Summary: Quite, free-floating ball bearing fan. I purchased this fan to replace the fan on my water cooler and it does the job admirably. I knocked a star off because after only a few days the bottom right LED stopped working.