PATIKIL Ferrite Toroid Core, 10 Pcs Toroid Core 0.5" ODx0.3" IDx0.6" H Ferrite Rings Transformer Ferrite Toroid Cores for EMI/RFI Filters, Black 0.5" x0.3"x0.6" auspowers_batchfour USB Powered: With a 59-inch

USB Powered: With a 59-inch USB cable

2" Read more Smooth on the surfaceInternal screw is very easy to useDurable

made of breathable and lightweight material

USB Thumb Drives

PATIKIL Ferrite Toroid Core, 10 Pcs Toroid Core 0.5" ODx0.3" IDx0.6" H Ferrite Rings Transformer Ferrite Toroid Cores for EMI/RFI Filters, Black 0.5" x0.3"x0.6" auspowers_batchfour USB Powered: With a 59-inchPATIKIL Ferrite Toroid Core, 10 Pcs Toroid Core 0. 5" ODx0. 3" IDx0. 6" H Ferrite Rings Transformer Ferrite Toroid Cores for EMI RFI Filters, Black Ferrite toroid core is a commonly used anti interference component in electronic circuits, which has a good anti interference effect on high frequency noise. And the ferrite rings are made of nickel zinc ferrites. The Toroid core is used for data cables, audio transformers, communications, control circuit