bGears b-PWM 90 - 90 mm

Speed range from 500 to 4000 RPM with Excellent Airflow of up to 88 CFM. 9 translucent Black blades design for ultimate airflow and low noise level at only 39dBA. PWM Technology with mini 4 pin 4 wire connector to connect directly to the Motherboard fan connector for ultimate fan speed monitoring. 2 ball bearing designed for high speed and high performance. Include a 3 to 4 pin Molex adapter for direct connection to Power Supply.