diff --git a/src/main/java/com/loafle/overflow/model/data/Metric.java b/src/main/java/com/loafle/overflow/model/data/Metric.java
index 82d2618..13be922 100644
--- a/src/main/java/com/loafle/overflow/model/data/Metric.java
+++ b/src/main/java/com/loafle/overflow/model/data/Metric.java
@@ -11,6 +11,16 @@ public class Metric {
   private Map<String, String> data;
   private Date collectDate;
 
+  public Metric(String sensorConfigID, Map<String, String> data) {
+    this(sensorConfigID, data, new Date());
+  }
+
+  public Metric(String sensorConfigID, Map<String, String> data, Date collectDate) {
+    this.sensorConfigID = sensorConfigID;
+    this.data = data;
+    this.collectDate = collectDate;
+  }
+
   /**
    * @return the sensorConfigID
    */