Product Parameters Product Name: Typec OTG Card Reader Model: YC320 Card Reading: SD/micro SD/TF Material: Frosting process ABS Weight: 13g Size: 75 * 26 * 9mm System Support: Windows 2000/XP/Vista/7/8/10, SP1/SP2, 32/64bit, Mac OS X10.4.6 or later, Android 4.0 or later, Chrome OS, Plug and Play Matters Needing Attention: 1. Never plug or unplug the card reader when reading data, otherwise it may damage the storage card or even the card reading part. 2. When uninstalling a card reader, make sure to close the page where the reader is opened, otherwise it may not be able to uninstall. If you find that the pages are all closed and still cannot uninstall, open My Computer and refresh a few times before uninstalling. 3. When the card reader cannot read data, you can check if the memory card is inserted correctly. If the connection between the card reader and the USB port is severely worn, it cannot read data. Therefore, it is necessary to pay attention to maintenance in daily life.