Description: 【Product List】: 1 Cooling fan, practical and stylish,Red Wire Positive, Black Wire Negative 【Material】: Hydraulic Bearing Fan is made of ABS material, which has high strength and wear resistance and can be used for a long time 【High performance】: 3D printer Cooling Fan is designed for high speed and high wind force while maintaining low noise, and long service life 【Led lighting effect】: 3D Printer Fan has a colorful lighting function, which not only provides heat dissipation for 3D printers but also increases the visual cool effect 【Applicability】: LED Cooling Fan is suitable for various 3D printers, please confirm whether the size is suitable before purchasing Specification:4010 24v Rated Current: 0.05a Air Volume: 6cfm Power Consumption: 1.2w Speed: 5000±5%Rpm Noise: 24.4dba Size Chart:40 mmx40 mm/1.57 inchx1.57 inch Package Includes: 1 Piece 3D Printer Cooling Fan(4 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.