Micro SD TF Memory Card Kit Male-to-Female Extension Adapter PCBA Card Reader Suitable for Car Phones, 3D Printers, Raspberry Pi (50pcs)

["Versatile: Convenient for externalizing a device's Micro SD card, e.g., device detection, upgrading, quick replacement of Micro SD card, heat dissipation, protection of the original card slot (compatible with: GPS navigation, computers, cell phones, Raspberry Pi and 3D printers, etc.)","Excellent quality: PCB circuit board design, small size, stable transmission speeds","Product includes: 50 Micro SD test boards","Note: Memory Card is not Included, Use the Micro SD Card Into The Adapter First, and then Insert the Device to Use it, When Replacing Another Micro SD Card, Please Unplug the Micro SD Card end From the Device First, and Then Replace the Micro SD Card, or Reboot the Device After Installing it, Does not Support Hot Swapping","Warranty: 1 Year Warranty"]