The Lisu block spans U+A4D0–U+A4FF, 48 codepoints in Plane 0 (Basic Multilingual Plane). Every one of them is assigned in Unicode 16.0.
All of its characters belong to the Lisu script.
By general category: 40 other letters (Lo), 6 modifier letters (Lm), 2 other punctuation (Po).
The first 48 arrived in Unicode 5.2 (2009).