High-performance mute USB fan designed specifically for BFB0405HHA 4010, ensuring efficient with minimal noise. Features a dual ball centrifugal design for enhanced airflow and durability, perfect for machines and electronics. Operates at 5V and 0.24A, making it energy-efficient while providing optimal. Easy to install with a 3-wire configuration; please verify model and shape before purchasing to ensure compatibility. Backed by a warranty; each fan is thoroughly tested before shipment. Contact us directly for any concerns.