Optimized for best Performance/Noise efficiency, the Wonder Tornado 120 Slim is designed to deliver high static pressure and concentrated airflow at low noise level. PWM control offers a wide range of fan speeds for various applications and systems. Featuring bearing structure of sealed precision FDB (Fluid Dynamic Bearing), the high-quality lubricant oil enclosed between shaft and bearing withstands temperatures of up to 250 Celsius and results in an excellent lubricating effect to guarantee a long life span and excellent stability. Anti-Vibration shock-absorbing rubber pads are integrated into the fans design and further enhance a silent operation, making this fans ideal for cases and coolers.