Code point
U+2981
Glyph appearance depends on your fonts.
U+2981
SmU+2981 Z NOTATION SPOT is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Miscellaneous Mathematical Symbols-B block.
Choose the representation you need, then copy its value.
U+2981
10625
⦁
⦁
E2 A6 81
2981
00002981
%E2%A6%81
\u2981
\u2981
\u2981
\2981