Code point
U+1F137
Glyph appearance depends on your fonts.
U+1F137
So<square> 0048U+1F137 SQUARED LATIN CAPITAL LETTER H is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Enclosed Alphanumeric Supplement block.
Choose the representation you need, then copy its value.
U+1F137
127287
🄷
🄷
F0 9F 84 B7
D83C DD37
0001F137
%F0%9F%84%B7
\U0001F137
\u{1F137}
\uD83C\uDD37
\1F137