Features: -Has good heat dissipation, its large air volume (air volume: 5.75±10% CFM, rotational speed: 5600±10%r/min) can quickly cool down the machine and ensure that your machine works normally. -Made of high-quality ABS material, with high bearing precision, long life, 26dBA low noise, very strong and durable -Used for cooling on hot-end, 3D printer, DVR or other cooling needs. Warm reminder: after you use the fan for a period of time, the fan may make noise due to dust entering, you can use the way of adding lubricating oil to remove the noise. Specification: Size: 40mm*40mm*10mm (1.57in*1.57in*0.39in) Working voltage: DC 12V .
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