| Model | No |
| Quantity | 40 piece(s) per pack |
| Color | Black |
| Material | Ferrite magnet |
| Specification | This ferrite ring is used in energy saving electronic light、 electronic ballast、 car charger for electric motorcycle、 color TV、 speaker、 power tools、 communication equipment and all kinds of power supply switch. |
| Packing List | 1 x Pack of ferrite magnet |