The SD adapter makes it a full-size SD card
To move photos from your phone to a laptop, put the card in the adapter and the adapter in the computer's SD slot, with no cable needed. The same goes for a camera with an SD slot. The write protection switch prevents files from being deleted or overwritten by accident. Reads of up to 150 MB/s get photos onto the computer quickly; Kingston says full speed is reached with its MobileLite Plus reader.