If you have any questions, don't hesitate to contact us. Our service team will reply you with satisfied solution within 24hours, to prove the importance we set on quality. You can purchase with confidence. Laptop power adapter cable, suitable for computers, digital devices, etc. Silver-Plated jack interface adds stability to the Tip Adapter Converter Cable and is more durable than ordinary Tip Adapter Converter Cable cables. This 5A USB-C replacement charging cable allows you to get rid of the trouble of heavy chargers / power bricks and carry it in your backpack on your office/studio/travel. NOTE:It does not support bidirectional charging.This power adapter cable cannot support video data transmission.