diff --git a/src/components/model-custom/model-custom-content.vue b/src/components/model-custom/model-custom-content.vue
index b3aad0f5..dc9c8059 100644
--- a/src/components/model-custom/model-custom-content.vue
+++ b/src/components/model-custom/model-custom-content.vue
@@ -12,10 +12,15 @@
                 </el-form-item>
                 <template v-if="!isEmpty(form.data_source)">
                     <el-form-item label="数据循环">
-                        <el-radio-group v-model="form.data_source_is_loop">
-                            <el-radio value="1">是</el-radio>
-                            <el-radio value="0">否</el-radio>
-                        </el-radio-group>
+                        <div class="flex-row gap-10">
+                            <el-radio-group v-model="form.data_source_is_loop">
+                                <el-radio value="1">是</el-radio>
+                                <el-radio value="0">否</el-radio>
+                            </el-radio-group>
+                            <el-tooltip effect="dark" :show-after="200" :hide-after="200" content="1. 是的情况下，第一层自定义自动循环动态数据，编组可以使用循环项数据或其中的列表数据。<br/>2. 否的情况下，第一层自定义不能使用当前动态数据，只能在编组里面选择使用。" raw-content placement="top">
+                                <icon name="miaosha-hdgz" size="12" color="#999"></icon>
+                            </el-tooltip>
+                        </div>
                     </el-form-item>
                 </template>
             </card-container>