About the product (Cannot be used with MagSafe charger) Restrictions: This is a USB-C female to USB-A male adapter, designed for charging or data transmission, and does not support video signal transmission. [Test result] Due to the incompatibility of the charging protocol, this product cannot be used with the MagSafe wireless charger. Therefore, the MagSafe charger must be paired with the USB-C power adapter) This small dongle is plugged into an available standard USB port, and your traditional equipment (charger, power bank, computer) can be turned into a platform that supports USB-C. You can easily connect any USB-C peripheral device (USB Type-C data cable, USB Type-C flash drive, USB Type-C hub) that uses a newer USB-C connector. This adapter provides data transfer speeds of up to 480 Mbps between connected devices, and supports up to 2 amps of power output to charge your device. Enjoy fast and safe charging. Our aluminum alloy dongle takes up very little space and can be directly inserted into the end of the USB-A hardware, so you don't need to worry about carrying it.