USB TO MICRO USB CABLE MODE.
Charge and sync.
MICRO SD CARD READER MODE (micro SD card not included).
Convert it into a flash drive with your spare memory card. Support up to 128G.
OTG ENABLED.
Use card reader mode on your smartphones and tablets (need otg support).
Some mobile devices may only support up to 64G or smaller memory card capacity.
SMARTON AUTO SWITCHING: automatically switch between USB cable and card reader modes by simple folding and unfolding.
Key chain friendly.