Interface: 2510-4 PIN PWM, 5V ARGB header-3PIN, Fan Speed: PWM 500 ~ 2000 R.P.M, Max Air Flow: Standard Fan Blade : 57.11 CFM (one fan), Max Air Flow: Reverse Fan Blade : 56.26 CFM (one fan), Bearing Type: Hydraulic Bearing, Warranty: 02 Years, CL-F169-PL12SW-A.