Code point
U+FE3D
Glyph appearance depends on your fonts.
U+FE3D
Ps<vertical> 300AU+FE3D PRESENTATION FORM FOR VERTICAL LEFT DOUBLE ANGLE BRACKET is a Unicode 16.0.0 character in the Open Punctuation category. It belongs to the CJK Compatibility Forms block.
Choose the representation you need, then copy its value.
U+FE3D
65085
︽
︽
EF B8 BD
FE3D
0000FE3D
%EF%B8%BD
\uFE3D
\uFE3D
\uFE3D
\FE3D