Code point
U+33C1
Glyph appearance depends on your fonts.
U+33C1
So<square> 004D 03A9U+33C1 SQUARE M OHM is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the CJK Compatibility block.
Choose the representation you need, then copy its value.
U+33C1
13249
㏁
㏁
E3 8F 81
33C1
000033C1
%E3%8F%81
\u33C1
\u33C1
\u33C1
\33C1