PRO FAN FNAZ-12DRGB5-011 Features: EXPERIENCE SILENT AIRFLOW - Rubber pads are mounted on all four corners of the fans, offering improved performance over standard fans by offering less vibration, less noise, and less turbulence. SYNC DIGITAL RGB - By plugging the PRO FAN digital RGB fan into a motherboard/lighting controller that is compatible with addressable RGB lights, the lighting and fan speeds can be controlled directly. Specifications: Rated Voltage DC12V (Fan) 5V (RGB LED) Bearing Type Hydro Bearing Fan Speed 500-2000 rpm±10% Max. Air Pressure 1.91 mm-H2O Max. Air Flow 57.5CFM Sound Level 34 dB (A) Connectors 4 PIN PWM 5 V 3 PIN Addressable RGB header : Male & Female Dimensions 120 x 120 x 25mm Weight 0.15 kg