USB 3.0 to USB C adapter, high-speed data transfer, transfer speed up to 5Gbps, allowing you to transfer videos, photos, files, etc. anytime and anywhere. The USB C to USB adapter allows you to easily connect devices with USB ports (USB hard drives, keyboards, memory sticks, etc.) to devices with Type-C ports (MacbookPro, tablets, Samsung phones and other Type-C phones). The adapter features a sleek, compact design with a high-quality metal casing to minimize clutter. (The adapter shows blue light when working) OTG function allows you to transfer data via Type-C mobile phones and share your life with family and friends at anytime and anywhere, plug and play, no driver installation, very simple. 2-pack, one black, one gray