International long-distance transportation may cause damage. If there is a break, please contact us and provide photos, we willresendyou for free，orrefundthe broken

Note:Ferrite section is not standard round, please note if you mind 。Please allow 1-2cm differs due to manual measurement.

Widely used in mobile phones, color TVs, displays, electric car chargers, alarms, DVDs, switching power supplies, UP power supplies, DC-DC converters, high-frequency transformers, filters, inductors, household appliances, industrial automation, instruments , Communication, medical equipment, energy-saving lamps, etc. you can DIY like this picture.