Code point
U+2B1E
Glyph appearance depends on your fonts.
U+2B1E
SoU+2B1E WHITE VERY SMALL SQUARE is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Miscellaneous Symbols and Arrows block.
Choose the representation you need, then copy its value.
U+2B1E
11038
⬞
⬞
E2 AC 9E
2B1E
00002B1E
%E2%AC%9E
\u2B1E
\u2B1E
\u2B1E
\2B1E