This adapter connects USB-C devices or USB-C cables to a USB-A port. The compact adapter does not add bulk and is easy to use. At only 8 g light, it's perfect for on the go. Highlights: Perfect for connecting USB-C devices such as SSDs with devices equipped with older USB ports. USB 3.1 speeds up to 10 Gb/s. Please note: Only for data transfer; does not support USB-C video signals. Max. charging current: 4.5 W - 5 V/0.9 A. Only one side of the Type-C connector can achieve speeds of 10 Gb/s. Rotate the Type-C connector if there's an issue.