Corsair ML140, 140mm Premium Magnetic Levitation Fan (2-Pack) CO-9050044-WW Corsair ML140 delivers unrivaled performance and silence by utilizing magnetic levitation technology and custom rotor design. The innovative design provides both high static pressure and high air flow Features: - Magnetic Bearing: harnesses magnetic levitation technology to provide lower noise, higher performance, and a longer lifespan - Custom Rotor Design: delivers the perfect balance between high static pressure and high airflow, operating flawlessly in the most challenging environments - Extensive Control Range: A 1,600 RPM PWM control range gives you total control between silence and absolute performance Specifications: - Dimensions: 140mm x 25mm - Power Draw: .25A - Connection Cable: 4-Pin - PWM: Yes - Speed: 400 - 2,000 RPM - Sound Level: 16 - 37 dBA - Airflow: 20 - 97 CFM - Static Pressure: 0.2 - 3.0 mm-H2O What's in the box 2 x ML140, 140mm Premium Magnetic Levitation Fan Fan mounting screws