The power supply for the Casio Loopy, a 1995 video game console only released in Japan.  The power supply is rated for 100V in, and outputs at 24V, 1A out.
<a href="//commons.wikimedia.org/wiki/User:Evan-Amos" title="User:Evan-Amos">Evan-Amos</a>
2016-06-02
<span class="int-own-work" lang="en">Own work</span>