5cm 50x50x12mm DC 5V USB Cooler Black Round Silent Cooling Fan For 3D printers Product Information Product Name： Round Silent Cooling Fan Material: Plastic Size: 50x50x12mm Speed: 3100+10%RPM, 5100+10%RPM, 6000+10%RPM Current: 0.05A/0.21A/0.24A Voltage: DC 5V Wire length: 1m Bearing structure: ball bearing, hydraulic bearing Color: black Origin: China
eBay