BL093 Silent Wings 4 120mm PWM fan is a great choice for anyone who values silence, performance, and durability. It is compatible with most PC cases that support 120mm fans and can be used for various applications, such as CPU cooling, water cooling, or case ventilation. BL093 Silent Wings 4 120mm PWM supports PWM (pulse width modulation) control, which means that you can adjust the fan speed according to the temperature and load of your system. This way, you can optimize the cooling performance and noise level of your fan according to your needs. BL093 Silent Wings 4 120mm PWM uses a 6-pole motor that reduces power consumption and vibration, and a fluid-dynamic bearing that ensures smooth operation and minimal friction. These features result in a quiet and reliable fan that can last up to 300,000 hours. The pre-installed anti-vibration mounting reduces noise-generating vibrations to a minimum. For radiators and heat sinks, the plastic mounting is the first choice. Both solutions have in common that they enable virtually inaudible operation at regular speed. Elegant Design The fan has an elegant look with a high-grade fan sticker and an all-black design that matches any PC build. brand. You can rest assured that you are getting a durable and reliable product that will serve you well for a long time.