RDRachita Dashoreinrach.hashnode.dev·15h ago · 8 min readYour Pen Drive Has No Battery. So... How Does It Store Data For Years Without Power?You copy a few photos, a movie, or an old assignment onto a pen drive, unplug it, and toss it into a drawer. Weeks pass. Maybe years. Then one day you plug it back in, and everything is still there, e00