The standard 120mm computer case fan, compatible with the different types of chassis. High-performance fan for the CPU heatsink and water cooling system.^ The design is user friendly interface: a 3pin 4pin two interface design, compatible with any motherboard, power supply plug or other devices.^ Super Silent PC Heat Sink: all copper motor and rugged. hydraulic press bearings with self-lubricating antifriction material, reduce operating noise, improve efficiency, and run the noise less than 25 decibels.^ High-speed and high-brightness LED design, easy to install and improve airflow to maximize airflow for High capacity cooling, let your PC more durable.^ Delivery: 120mm PC Case Fan blue. The quality assurance: If you have any questions, please contact us.