Features: Enhances cooling efficiency with the DC5V 3010 USB 5V Blower Fan, features 30x30x10mm design . Highairflows, and quiet operations for printers and components extended life. Durability plastic construction and sleeve bearing fan, this 5V fan delivers fast speed airflows (8600RPM) while maintaining low noise. For enthusiasts, PC builders, and printing professional reliabled heat management for electronics and small space. Perfectly suited for cooling printer extruders, PC CPUs, networking equipment, or small enclosures requiring consistent airflows to prevent overheating. Specifications: Bearing：Hydraulic bearings Size:about 30x30x10mm/1.18x1.18x0.39in Color: Black Interfaces: USB Cable length: 93cm/36.61in Voltages: 5V Fan speed: 8600rpm Component: Plastic Package Includes: 1PC USB5V 3010 cooling fan note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.