CC 840 cabinet comes with 3 years warranty. This cabinet is attractive with its rugged and tough design with black & red color combination and has great build quality, Has great cooling system arrangement, it comes with 3 LED fans of 120mm, there is dust filter, which is removable. Fans speed can be controlled from a Front panel of the cc840 cabinet with the help of FAN controller. As we reduce fan speed led light also decreases. And as we increase fan speed led light also glows brightly.