Ultra-low-profile Heatsink & Fan, measures 39.4mm (1.55’in.) Overall Two C-Shaped Heat Pipe Design for maximizes heat dissipation. 92mm RGB LED PWM Fan, 4-pin, 800-2600RPM, 35.5 CFM Wired RGB LED Controller (included) for non RGB Capable Motherboards NOTE: It will NOT work with 3-pin ARGB or Addressable RGB+5V