I have no idea what it is for but it had battery still left in it and a micro USB slot. Wife has not clue what it is either. Not sure if a random guest left it or my toddler picked it up.
Back of thing
Side of thing showing micro USB.
0 points
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According to alibaba it’s a “Professional DIY portable wireless battery powered smart abs ems electric body abdomen muscle stimulator”
1 point
](https://i.imgur.com/BIZVOsv.jpeg){kind=link}