diff --git a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/entity/vo/ROIParam.java b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/entity/vo/ROIParam.java
new file mode 100644
index 00000000..4cec8e0a
--- /dev/null
+++ b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/entity/vo/ROIParam.java
@@ -0,0 +1,12 @@
+package org.jeecg.modules.entity.vo;
+
+import lombok.Data;
+
+import java.io.Serializable;
+
+@Data
+public class ROIParam implements Serializable {
+    private Integer startChannel;
+    private Integer endChannel;
+    private Integer roiNum;
+}