Interface specification: 4 Pin PWM / 3Pin ARGB. Fan life: 40000 min. Fan speed: 800-1800 RPM+10%. 1 x Cooling Fan. Rated current: 0.2A (Fan)/1.1A (LED). Fan noise level MAX: Reverse blades: 25.89dBA. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing.