With such a smart tool, you can now turn your smartphone or tablet into an external storage device. Extend the functions of your Android devices with the Earldom Micro USB Male to USB 2.0 Female OTG Adapter Converter for Android! It converts a micro USB connector on portable devices into a universal USB interface. This adapter will only work with mobiles or tablets that support USB OTG. Please consult your documentation and/or your service provider to ensure that your device does support USB OTG functionality. Connect your USB On-the-Go capable tablet computer or Smartphone to USB 2.0 devices (thumb drives / USB mouse/keyboard… etc.)