Features:

UGREEN Micro USB 2.0 OTG cable - converts your Micro USB OTG capable tablet computer or Smartphone into a USB On-the-go host, and allows you to connect devices, like flash drive, card reader, mouse or a keyboard to your Micro USB OTG capable tablet computer or Smartphone directly at speed up to 480Mbps, so you can use this adapter for things like accessing storage, controlling your device with a mouse and keyboard.
It offers a convenient way for quick and easy data reading and backup without host.

Specificaitons:
Micro USB male connector, USB female connector port
Support High speed data rate up to 480Mbps
Compliant with USB2.0 standard and backward compliant with USB1.1 standard.
Support for USB OTG (On-the-Go) capable devices
Durable PVC construction, and tinned copper to ensure signal performance
Cable length: 12cm
Package Contents:
UGREEN USB 2.0 Female to Micro USB Mail OTG Cable x 1