| node-key / label / children / placeholder | String | tree data fields and input text | Map tree data fields and customize the empty input label. | id / label / children / - | — | |
| model-value/v-model | String | Number | node key | Selected tree node key. | — | — | |
| data | Array | TreeNode[] | Tree node definitions. | [] | — | |
| check-strictly | Boolean | true / false | Allow selecting a non-leaf node. | false | — | |
| clearable | Boolean | true / false | Show clear action after selection. | false | — | |