The Baseus USB 3.1A to Type-C Female OTG Adaptor converts USB-C cables for compatibility with the USB-A port on laptop devices / wall chargers / power banks etc so you can fast charge and data file transfer to and from mobile phone / tablet devices and more. Features Small and portable design. Supports USB 3.1 standard and high-speed data synchronization. USB (Type-A) male connector to USB (Type-C) female port interface. OTG (on the go) function for connectivity with many peripherals including hard disks, workstation hubs, flash drives and more. Compatible with USB-PD (power delivery) cables. Manufactured from a premium aluminum alloy.