WDERAIR Computer Case Fan - 80mm

【80mm Computer Case Fan】80 x 80 x 25 mm ( 3.15 x 3.15 x 0.98 inch) | Rated Voltage:12V | Airflow: 64 CFM | Noise: 45 dBA | Speed: 5000 RPM | power：4.9w. 【4PIN PWM Regulation】Supports intelligent speed control, automatically adjusts the fan speed according to the motherboard temperature to meet different cooling needs. Fan percentage operation can be set.This model can be adjusted as low as 30% and the rest of the sizes can be intelligently adjusted to run at a lower percentage. 【High Speed Exhaust】Good for computer case, radiator and cpu heatsink cooling, server cabinet, rackmount case, refrigerator exhaust, 3d Printer enclosure, project ventilation,PC chassis and electronic equipment. 【Dual Ball Bearing】This high static pressure fan with double ball bearings has a rated life of 50,000 hours and allows the fan to be mounted vertically or horizontally. The impedance-protected motor and pure copper coils provide high resistance to heat, extending the life of the unit. Please feel free to talk to us if you have any problems using the product or need technical support. We will reply within 24 hours