Transfer photos and video from SD Cards Compatible with iPhone and iPad Usage: Insert an SD card into the reader Connect the reader to your device Use the photos app Compatible with standard SD and SDHC cards Micro SD card are supported when used with an adapter (not included) In order to be recognized, photos may need to be stored in a folder called DCIM in the root of the SD card with 8 character filenames, such as IMG_0001.JPG and MVI_0002.MOV Operating Voltage: 3.3V Operating current: