Thick, bulging, protruding, and crowding your case, those are the other guy\'s fans. But Prolimatech looks to give you your space back! No thicker than a stack of 11 pennies, the Ultra Sleek Vortex Fan is only 15 mm thick! With 17 blades and variable fan speeds of 500 to 1000 RPM, this sleek machine offers superb high static pressure and wind volume while hardly making a noise!Features:- 17 bladed fan specially engineered to provide high static pressure and wind volume while reducing noise.- Only 15 mm thick! Allows the USV Fan to be installed in smaller spaces that 25 mm fans won\'t fit!- Variable fan speed from 500 to 1000 RPM with PWM.A full 14 cm fan that fits in 12 cm fan mounts!- Light weight, reducing stress on boards already burdened with heavy heatsinks!- Especially suited for Home Theater PCs and smaller cases, where excellent cooling ability and quiet operation is desired.Specification:- Dimension: (L)140mm X (W)140mm X (H)15mm (with 120mm mounting holes)- Bearing: Double Ball Bearing- Net Weight: 91g- Fan Speed: 500 1000 RPM (100RPM)- Noise Level: 9 18 dBA- Airflow: 98 CFM- Connector: 4 PIN PWM- Rated Voltage: 12 V- Rated Current: 0.19 Max. Amp- Input Power: 2.04 W- Input Current: 0.19 Max. Amp- MTBF: 100,000 h / 35C or 60,000 h / 60C- Static Pressure: 0.9 mm H2O (at 1,000 RPM)