["CPU Cooling Fan V2.0 for According to Moore's law, the design of high-speed and high-density printed circuit board (PCB) is becoming more and more complex. Higher processing performance will generate more heat. This super ICE Tower CPU Cooling Fan for is burned for solving heat dissipation problem! Tower structure, 5mm copper tube, multi-layer heat sinks, 7 blades powerful fan, all the above combinations make this super radiator for Pi. In the for case of overclocking, it can reduce the temperature of the from 80 to 40. Best of all, this super cooling fan support both 3 and the new 4. When the fan turns up, you will see 7 colors. Product Features for DC 5V Power in (Can be powered by the Pi) Ice Tower Structure 5mm copper tube Super heat dissipation Rated power 0.4W @5V, 0.08A Super Cool fan background light (7 Colors) Easy to setup Size: app.80x60x20mm Color: As the pictures shown Quantity: 1 Pc Package Includes Only the ice tower cooling fan bundle: Note: the power supply and board are not included! 1 x Ice Tower radiator and Fan 1 x 4010 Black No Light Cooling Fan 2 x Steel Mounting Fixer (Fit for 3B+ 2 x Steel Mounting Fixer (Fit for 4B) 2 x M2x4 Screws 4 x M2.5x6 Copper sticks 4 x M2.5 Nuts 4 x M2.5x4 screws 3 x Thermal Tape 1 x Screw Driver 1 x Acrylic Bracket The ice tower cooling fan and 5-layer for case bundle: Note: the power supply and board are not included! this 5-layer for case can only be for 4!! All the above 1 x 5-Layer Acrylic for case 1 x 4010 Fan kit (screws and nuts) Black Fan for All Black for case, Blue LED Light Fan for Clear & Black (BW) for case, RGB LED Light Fan for Colorful for case 1 x mini screw driver 1 x Anti-slipper pads"]