Whisper Fan 360 Red DC Power: 12V (at 5v)- Original Fan: 12V (at 5v) Current: 160mA - Original Fan: 250mA Speed: 4100RPM - Original Fan: 4600RPM Air flow: 46CFM - Original Fan: 29CFM Loudness: 38d(B)a - Original Fan: 41d(B)a