Efficient and stylish 120mm fan, Up to 1500RPM, ARGB, Daisy chain PWM connector, Hydraulic bearing, Anti-vibration pads, Curved fan blades. Add style to your cooling with the Kolink Umbra ARGB PWM fan. Equipped with nine white blades, each has been curved for increased performance. Compatible with 3-pin, 5V ARGB, you'll be able to fully utilise this fan's 21 LEDs for captivating lighting displays. Stylish Lighting & CoolingArmed with 12 LEDs on the inside and 9 LEDs outside of the fan, the Kolink Umbra delivers jaw-dropping lighting displays along with impressive cooling performance. Courtesy of the 3-pin 5V header, this 120mm fan is compatible with software like ASUS Aura Sync to provide optimal control over your ARGB displays. Curved to further increase performance, the Kolink Umbra 120mm fan is capable of speeds of up to 1500RPM, along with an airflow of 35CFM. What's more, you'll be able daisy-chain multiple units via this ARGB fan's male and female PWM connectors. The daisy chain PWM connectors can also link up with adjustable speed controls. So, depending on the task at hand, you can adjust your fan speed to how you like. Built to LastIn conjunction with its fantastic features, the Kolink Umbra has been designed and manufactured with premium components to make this fan last. An implemented hydraulic bearing not only bolsters fan life to 40,000 MTBF, but the reduced internal friction boosts overall performance as well. Furthermore, the Kolink Umbra's anti-vibration pads ensure that even when you've adjusted the fan to top speed, you'll enjoy a smooth and quiet operation; a sound level of just 17.8dB (A).