USB C interface, suitable for most smartphones using USB C interface on the market, such as Huawei, Samsung, Xiaomi, ZTE, Meizu, etc., as well as car devices and Bluetooth devices using USB C interface, etc. The design of 4 USB C ports solves the need for some customers to charge devices with 4 USB C ports at the same time, which is convenient for charging multiple devices at the same time. Lightweight and beautiful, easy to carry. Durable, flexible, eco-friendly cable jacket protects core wires from kinks and tangles. High-quality copper wire reduces the resistance of the charging cable, enabling faster charging with any USB charger. Only one micro usb data cable with transfer mark supports simultaneous transfer and charging, the other 3 micro usb are only used for charging, no data transfer function.