Usage Tips:Extension Available: The Waterproof TF Card Extender Cable is 30cm,make it possible that you extend the card slot out of computer desk or car navigation to the place which is easy to use. IP67 Waterproof: Micro-SD Card Extension Cable with IP67 waterproof cap keeps the card and the slot free from dust, debris and water intrusion.perfect for outdoor and indoor NB-IoT, 4G/LTE or 5G applications. Features: TF Card Extension Cable Supports hotplug,can realize quick information recognition without any read speed changed. Easy to use: You can extend the TF Card Flex Extender FPC Cable from inside to outside for the mobile & Tablet. with Slide-In type of TF slot makes it easy to install and remove the SIM card. Wide Compatibility: Waterproof Micro-SD Card Extender Designed for GPS,3D Printer,micro-SD / SDHC / MMC / RS-MMC / car DVD,3G/4G/5G Internet equipment,drone projects. What makes it special: Male-to-female design. Compatible with almost any SBCs, 3D printers, or drone projects. Saves your SD Card slots from wearing without any speed loss. Supports hotplug. Due to different product batches, the appearance may vary, which does not affect the use. Colour:As Shown Material:Aluminum Alloy+Plastic Package Contents: 1 * Micro-sd card IP67 extension cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.