Computer System Cooling Parts features: 120mm Computer Fan Silent Colourful 7 Blades RGB PC Cooling Cooler Fans Case Color: we send based on the color or size of the main image of the product page. Quantity：we send based on quantity on title, if there is no quantity in the title, we send based on description. 7 Blades Design, Large Volume Design. Shock Proof and Noise Reduction. Translucent and Silent 7-blades Design Provides Large Air Volume Vivid Built-in RGB Effect The Automatically Changing RGB Lighting Effect Adds Attractive Colors to your Building. Synchronized RGB Lighting Effects Supports Multipie Fans in Series to Achieve Synchronization of RGB Lighting effects of Fans.(Note: Use Only One Power Connector.） Specification: Size: 120x120x25mm Weight：158g Bearing Type: Hydraulic Hearing Rated Current: 0.330A Rated Voltage: 12V Rated Power: 3.36W Operating Voltage Range:5.0-13.8V Starting Voltage:5V Max Air Volume: 42.18 CFM Fan Speed (RPM): 120010%RPM Fan noise: 20dB(A) Life Span: About 30,000Hrs Power Interface: Large 4pin Package Included: 1* Case Fan Note: Please allow minor deviation due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.