Multifunctional OTG adapter: Micro-USB 3.0, USB-A 3.0 and USB-C 3.1 adapters transform USB-OTG-capable smartphones and tablets with a micro-USB port into a host for connecting USB peripheral devices. Compatibility: Unique OTG enables your device to host other USB devices such as keyboards, mice, digital camera, USB flash drive, external storage and other USB devices, keyboard, game controller 2-in-1: This OTG converter offers a practical way to read and save data quickly and easily without a host, and can also be used as a charging port. High efficiency: USB 3.0 guarantees high-speed data transfer: 10 times faster than conventional USB 2.0 OTG, ensures easy connections and super-fast data transfer. Reversible design: just plug in and unplug without checking the orientation of the connector. Easy to carry.