Product Function: You can insert the U disk into the mobile phone through this adapter, and the mobile phone can read files and videos from the U disk. When the mobile phone reads the external mobile hard drive, it can supply power to the mobile hard drive. However, the external U disk and the 2.5-inch mobile hard drive do not require power supply. Product Color: black Product Orientation: micro5p male head faces left and right, 2 orientations (pay attention to the orientation) Scope of Product Application: Android phones or tablets with OTG function, micro5p interface can be used. Product Precautions: This product only supplies power to external mobile devices, not mobile phones or tablets. Product Reminder: The orientation of the micro5p male end of this adapter cable is relative; you need to carefully check the orientation of the product connector to confirm the orientation you need. Packing List: 2* adapters We only sell adapters, not other items in the picture. Due to differences in different monitors, the pictures may not reflect the actual color of the item. Due to manual measurement, please allow for slight size errors.