If you're the one who enjoys Xmas lights on your PC components, then disregard this con

I just love the RGB lighting and the corsair software makes the cooler come alive with multiple colors

Honestly, nothing...it looks cool, pretty lights; and fits perfectly in my vintage NZXT 630.

Well, the Xmas lights would come back on after a shut-down

The pump has the Corsair logo and band around it that are RGB LED lit

The lighting is neat, but I would have liked to see LED fans as well as the lighting on the pump.

The only disappointment was that the two included fans, while efficient and quiet, do not have lights

I installed this one on my son’s PC who likes lights and is also well versed in computers building

The weird thing was I originally ran the led lights with their own dedicated controller on the other end, and it was controlling the hydro rgb with the computer not even hooked to power.

Very efficient at cooling; even more than the previous version by an order of about 5C under heavy load.- Comes all equipped.- Nice lights (controllable via Software Corsair Link)What to dislike:- Nothing so far

Really nice fans and lighting

They also redesigned the RGB LED lighting and added their new "magnetic levitation" fans

" It cools my AMD processor nicely and everyone loves the lighting on the pump head

When I upgraded my personal system to a faster processor, the old Watercooler was not colling as well as I

n’t want added dust being sucked into the radiator as well as heat from the radiator being sucked into the case