12pcs independently programmable RGB LEDs MB controlled through 5V A-RGB Header and can synchronize with other A-RGB devices Fan speed can be intelligently controlled by MB in accordance with temperature Better balance on air volume & air pressure, low noise A-RGB Controller to control multiple devices WS2812B ADD-RGB LED is applied and the below 3pin ADD-RGB Headers are compatible for the device: 5V/D/G and 5V/D/NC/G, which is used for the mainstream M/B brands like ASUS, Gigabyte