The Kayah Li block spans U+A900–U+A92F, 48 codepoints in Plane 0 (Basic Multilingual Plane). Every one of them is assigned in Unicode 16.0.
By script: Kayah Li (47), Common (1).
By general category: 28 other letters (Lo), 10 decimal digits (Nd), 8 non-spacing marks (Mn), 2 other punctuation (Po).
The first 48 arrived in Unicode 5.1 (2008).