The NZXT F140 RGB DUO 140mm Case Fan in White comes in a 2-pack with a fan controller, providing efficient cooling for computer cases. With a 140mm fan diameter, fluid bearing type, and maximum fan speed of 1800 RPM, this fan offers high airflow volume at 85 CFM. The fan features a 4-pin power connection for easy installation and operates at 12V. Made of durable plastic material, this fan also includes multicolor lights for a stylish look. With its reliable brand reputation and quality design, the NZXT F140 RGB DUO case fans are a great addition to any computer setup.