diff --git a/src/main/java/com/loafle/overflow/module/sensor/dao/SensorDAO.java b/src/main/java/com/loafle/overflow/module/sensor/dao/SensorDAO.java
index 08a06d2..faa2d1f 100644
--- a/src/main/java/com/loafle/overflow/module/sensor/dao/SensorDAO.java
+++ b/src/main/java/com/loafle/overflow/module/sensor/dao/SensorDAO.java
@@ -15,10 +15,12 @@ import java.util.List;
  */
 @Repository
 public interface SensorDAO extends JpaRepository<Sensor, Long> {
+
+
     List<Sensor> findAllByTarget(Target target);
 
     @Query("SELECT s from Sensor s WHERE s.target in (:targetList)")
-    List<Sensor> findAllByTarget(@Param("targetList") List<Target> targetList);
+    List<Sensor> findAllByTargetList(@Param("targetList") List<Target> targetList);
 //    List<Sensor> findAllByTargetList(List<Target> targets);
 
 }
diff --git a/src/main/java/com/loafle/overflow/module/sensor/service/SensorService.java b/src/main/java/com/loafle/overflow/module/sensor/service/SensorService.java
index 9d85c15..126c584 100644
--- a/src/main/java/com/loafle/overflow/module/sensor/service/SensorService.java
+++ b/src/main/java/com/loafle/overflow/module/sensor/service/SensorService.java
@@ -9,11 +9,9 @@ import com.loafle.overflow.module.probe.service.ProbeService;
 import com.loafle.overflow.module.sensor.dao.SensorDAO;
 import com.loafle.overflow.module.sensor.model.Sensor;
 import com.loafle.overflow.module.target.model.Target;
-import com.loafle.overflow.module.target.service.TargetService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
-import java.util.ArrayList;
 import java.util.List;
 
 /**
@@ -45,8 +43,18 @@ public class SensorService  {
 
         List<Target> targetList = this.infraService.readAllTargetByProbeList(probeList);
 
-        return this.sensorDAO.findAllByTarget(targetList);
+        return this.sensorDAO.findAllByTargetList(targetList);
     }
+
+    public List<Sensor> readAllByInfra(Infra infra) {
+        Infra dbInfra = this.infraService.read(infra.getId());
+
+        if(dbInfra == null || dbInfra.getTarget() == null) return null;
+
+        return this.sensorDAO.findAllByTarget(dbInfra.getTarget());
+
+    }
+
     public Sensor read(String id) {
         return this.sensorDAO.findOne(Long.valueOf(id));
     }
diff --git a/src/test/java/com/loafle/overflow/module/sensor/service/SensorServiceTest.java b/src/test/java/com/loafle/overflow/module/sensor/service/SensorServiceTest.java
index be90c1a..dc02c22 100644
--- a/src/test/java/com/loafle/overflow/module/sensor/service/SensorServiceTest.java
+++ b/src/test/java/com/loafle/overflow/module/sensor/service/SensorServiceTest.java
@@ -1,11 +1,10 @@
 package com.loafle.overflow.module.sensor.service;
 
 import com.loafle.overflow.module.domain.model.Domain;
-import com.loafle.overflow.module.infra.service.InfraService;
+import com.loafle.overflow.module.infra.model.Infra;
+import com.loafle.overflow.module.infra.model.InfraMachine;
 import com.loafle.overflow.module.meta.model.MetaCrawler;
 import com.loafle.overflow.module.meta.model.MetaSensorStatus;
-import com.loafle.overflow.module.probe.model.Probe;
-import com.loafle.overflow.module.probe.service.ProbeService;
 import com.loafle.overflow.module.sensor.model.Sensor;
 import com.loafle.overflow.module.target.model.Target;
 import com.loafle.overflow.spring.AppConfigTest;
@@ -87,4 +86,16 @@ public class SensorServiceTest {
         Assert.assertNotEquals(sl.size(), 0);
 
     }
+
+    @Test
+    public void readAllByInfra() {
+
+        Infra infra = new InfraMachine();
+        infra.setId(1);
+
+        List<Sensor> sl = this.sensorService.readAllByInfra(infra);
+
+        Assert.assertNotEquals(sl.size(), 0);
+
+    }
 }