Wide range of uses: convenient for external use of the device's Micro-SD card, such as: device upgrade, quick replacement of Micro-SD card, heat dissipation, protection of the original card slot (compatible with: GPS navigation, computer, mobile phone, Raspberry Pi and 3D printer, etc.) material: FPC flexible circuit board, small size, folding resistance, fast transmission speed, self-ejecting card holder design Colour:yellow Material:FPC size:15cm Note: Not included: double-sided tape and screws and cards Memory card is not included, first insert the Micro-SD card into the adapter, then insert it into the device for use, when replacing another Micro-SD card, please unplug the Micro-SD card end from the device first, then replace the Micro-SD card, or restart the device after installation, swap is not supported. Package Contents: 1 * TF to SD card extension cable