The micro SD Extension Cable Card Read doesn't support hot-plugging. If you do not plug the extend card out from Micro SD card reader ,you need to restart the device for information updated when the next time use.

The cable is 25cm,make it possible that you extend the card slot out of computer desk or car navigation to the place which is easy to use.No need to worry about the some difficulties in insert the Micro SD Card to update maps or copy files.

This Micro SD card,also called TF card，can realize quick information recognition without any read speed changed.Just depends on it to make information exchange easily.

Designed for GPS,3D Printer,Raspberry Pi,TV,micro SDHC / SDXC / / DVD / DVR / LED / LCD screen or Smartphone etc.

Easy to Use, The extension function of this Micro SD to Micro SD Card cable is realized by inserting Micro SD reader to Micro SD slot to make cable extended.Micro SD extension ribbon cable recognize cards larger than 32GB(128MB TO 64GB) easily.