TF Memory Card Slot to TF Memory Card Convertor Linker (or called TF to TF  Connection Cable). The most convenient method to Test many TF memory-cards  on Universal Electronic Devices which have TF memory card slot.             

 You could use it as Extender or Linker when your device has built-in TF  Memory Card Slot and you need to extend it outside to use Bigger TF Memory card

You could also use it to Test the Transmission Rate or Quality of TF Card  Slot of any digital products by using TF memory card.

1 X TF Card Extender