diff --git a/pages/fundamentals/data-types.mdx b/pages/fundamentals/data-types.mdx
index 4b24addb7..86f9d268f 100644
--- a/pages/fundamentals/data-types.mdx
+++ b/pages/fundamentals/data-types.mdx
@@ -622,7 +622,13 @@ CREATE (:Flight {AIR123: datetime("2021-04-21T14:15:00Z")});
 
 Maps for constructing `ZonedDateTime` values may have the following fields:
 `year`, `month`, `day`, `hour`, `minute`, `second`, `millisecond`,
-`microsecond` and `timezone`.
+`microsecond` and `timezone`. 
+- If some numeric fields are omitted, they default to the lowest value for that field:
+     - `0` for `year`, `hour`, `minute`, `second`, `millisecond`, and `microsecond`.
+     - `1` for `month` and `day`. 
+- If the `timezone` is omitted, it defaults to UTC. 
+- If all numeric fields are omitted and only the `timezone` is specified, then a `datetime`
+represents the **current time** in the that timezone.
 
 There are two options for the `timezone` field:
 * string: timezone name from the