Looks like it used to be sold on Amazon for $50, at least according to this review.
The product page 404s now, but you can still find a handful of video reviews people posted on Amazon.
@The_Tim I have an Echo Glow that does pretty much the same thing except it’s not in a weird ring. I like the ambience.
Monday, Jan 30 - Tuesday, Jan 31
100 lumens. I have keychain lights that are brighter. This is a solution in search of a problem so small that nobody will notice its inadequacy.