Code point
U+21F9
Glyph appearance depends on your fonts.
U+21F9
SmU+21F9 LEFT RIGHT ARROW WITH VERTICAL STROKE is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Arrows block.
Choose the representation you need, then copy its value.
U+21F9
8697
⇹
⇹
E2 87 B9
21F9
000021F9
%E2%87%B9
\u21F9
\u21F9
\u21F9
\21F9