This is a pair of (two) New and unused Cougar CF-V12HP Vortex PWM Computer fans (120x120x25mm) in original retail box with all contents, including PWM 3 to 4-Pin Adapter, traditional fan screws, or optional tool-less fixer pins for easy mounting. Please see the pics and more detail below.

• Hydro Dynamic-Bearing design, for silence and durability (MTBF=300,000 hrs).
• Anti-vibration pads for efficient and silent operation (17.3dBA)
• High-vortex airflow with turbine blade and frame design for optimum airflow and cooling performance (~70.5 CFM).
• Flexible PWM design allows the mainboard to control the fan RPM from 800 – 1500 rpm.