USB cable with Y splitter to supply extra power (Comes with my western digital external HD long time ago. Forget where I put it in my last OTG test


No more complaint on high power requirement!


Let's take a look with dmesg:

Then mount it manually. And it works within the CLI environment ONLY(can cp file out). Root Explorer can see the files and directories but can't open the files directly. Probably some mounting option need to be set to let non root apps open the files. Need some more digging on that later.

Thanks for watching!