Code point
U+21EF
Glyph appearance depends on your fonts.
U+21EF
SoU+21EF UPWARDS WHITE DOUBLE ARROW ON PEDESTAL is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Arrows block.
Choose the representation you need, then copy its value.
U+21EF
8687
⇯
⇯
E2 87 AF
21EF
000021EF
%E2%87%AF
\u21EF
\u21EF
\u21EF
\21EF