100% brand new and high quality Features: 1. Standard computer cooling fan with automatic speed adjustment, made by durable material, design for a long and stable serve.2. Using 4-Pin connector connect to your computers motherboard, work with both CPU-FAN and CHAFAN/SYSFAN port. Able to change setting in BIOS to maximized either cooling or quiet effort.3. The most commonly 120mm size for computer case or other chassis, suitable for most cases without worried.4. Noise level can down to 18dB in quiet mode. No disturbing fan noise in using. Specifications: Fan diemensions: 12 x 12 x 2.5cm / 4.7 x 4.7 x 0.9inchesRated speed: 700-1800RPM (10%)Rated voltage: 12VRated current: 0.25ARated power: 3WMax air flow: 74.5CFMMax static pressure: 2.15mmH2OBearing type: HB hydraulic bearingNoise: 18-35.2dBConnector: 4 pinMaterial: PlasticColor: BlackQuantity: 1 piece Note: Please allow 0-1cm error due to manual measurement. Please make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x Computer cooler(other accessories demo in the picture is not included)