SWAFAN EX incorporates a new magnetic force design for quick connection among fans with its 12V cable and at the same time keeping the swappable fan blade design. Daisy-chaining up to 3 fans per cable improves fan connection efficiency and convenience while enhancing cable management for PC building. P/N: CL-F144-PL14SW-A FAN DIMENSION: 140 x 140 x 25 mm INTERFACE: USB 2.0 connectors (9 Pin) SYSTEM COMPATIBILITY: Windows 10 /11 FAN STARTED VOLTAGE: 9.0 V FAN RATED VOLTAGE: 12 V & 5V RATED CURRENT: 12 V - 0.31 A , 5 V 0.72 A (one fan) POWER INPUT: 12 V 3.72 W , 5 V 3.6 W (one fan) FAN SPEED: 500 ~ 2000 R.P.M MAX. AIR PRESSURE: Standard Fan Blade : 3.17 mm-H2O (one fan), Reverse Fan Blade : 2.73 mm-H2O (one fan) MAX AIR FLOW: Standard Fan Blade : 81.6 CFM (one fan), Reverse Fan Blade : 79.3 CFM (one fan) NOISE LEVEL: Standard Fan Blade : 34.5 dB-A (one fan), Reverse Fan Blade : 38.8 dB-A (one fan) BEARING TYPE: Hydraulic Bearing LIFE EXPECTATION: 40,000 hrs,25 INCLUDED LTEMS: Fan Frames x 3, Standard Fan Blade x 3 (Pre-installed), Reverse Fan Blade x 3, Controller x 1