# Tree size

In tree size, define the default level the value driver tree is collapsed when loading or re-rendering the tree.

<figure><img src="https://2268858626-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FxF3J9z75cLxrADGYFAvj%2Fuploads%2FBmJqf3YRAJxhFS0mGXpK%2Ftree%20size.png?alt=media&#x26;token=676e7294-f634-4503-84d4-c34215d337d0" alt=""><figcaption><p>Default Tree Size</p></figcaption></figure>