USB 3 in 1 Card Reader USB 2.0 SD Card Reader Adapter OTG Function (Electronics)

Card reading: SD/Micro SD (TF) Size: 75*26*9mm System support: Windows 2000/xp/vista (ap2)/7 (sp1)/8/8.1/10 (32/64-bit mac os x10.4.6 or later. android 4.0 or later. chrome osplug and play 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, be sure to close the page where the reader is opened, otherwise it may not be possible to uninstall. If you find that the pages are all turned off and still cannot be uninstalled, 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 properly inserted. If the connection between the card reader and the USB slot is severely worn, it may not be able to read data. Therefore, it is necessary to pay attention to maintenance in daily life. NO RETAIL BOX