diff --git a/proxy/sensor/sensor.go b/proxy/sensor/sensor_service.go
similarity index 53%
rename from proxy/sensor/sensor.go
rename to proxy/sensor/sensor_service.go
index ae5fcef..c20ad84 100644
--- a/proxy/sensor/sensor.go
+++ b/proxy/sensor/sensor_service.go
@@ -12,9 +12,9 @@ type Sensor struct {
 	Id                json.Number           `json:"id,Number,omitempty"`
 	CreateDate        timestamp.Timestamp   `json:"createDate,omitempty"`
 	Description       string                `json:"description,omitempty"`
-	MetaSensorStatus  meta.MetaSensorStatus `json:"status,omitempty"`
-	Target            target.Target         `json:"target,omitempty"`
-	Crawler           meta.MetaCrawler      `json:"crawler,omitempty"`
+	MetaSensorStatus  *meta.MetaSensorStatus `json:"status,omitempty"`
+	Target            *target.Target         `json:"target,omitempty"`
+	Crawler           *meta.MetaCrawler      `json:"crawler,omitempty"`
 	CrawlerInputItems string                `json:"crawlerInputItems,omitempty"`
 }
 
@@ -25,23 +25,32 @@ func NewSensorService() *SensorService {
 	return &SensorService{}
 }
 
-func (ss *SensorService) Create(s *Sensor) (string, error) {
-	out, err := utils.InvokeDB("sensor", "create", s)
-
-	if err != nil {
-		return "", err
-	}
-	return out, nil
-}
-
-func (ss *SensorService) List(t *target.Target) (string, error) {
-
-	out, err := utils.InvokeDBByModel("sensor", "findAllByTargetId", t, "com.loafle.overflow.target.model.Target")
+func (ss *SensorService) Regist(s *Sensor) (string, error) {
+	out, err := utils.InvokeDBByModel("sensor", "save", s, utils.MODEL_SENSOR)
 
 	if err != nil {
 		return "", err
 	}
 
 	return out, nil
-
 }
+
+func (ss *SensorService) ReadAllByTarget(t *target.Target) (string, error) {
+	out, err := utils.InvokeDBByModel("sensor", "findAllByTarget", t, utils.MODEL_TARGET)
+
+	if err != nil {
+		return "", err
+	}
+
+	return out, err
+}
+
+func (ss *SensorService) Read(id string) (string, error) {
+	out, err := utils.InvokeDBByModel("sensor", "findOne", id, utils.MODEL_LONG)
+
+	if err != nil {
+		return "", err
+	}
+
+	return out, nil
+}
\ No newline at end of file
diff --git a/proxy/sensor/sensor_service_test.go b/proxy/sensor/sensor_service_test.go
new file mode 100644
index 0000000..f3e5fbc
--- /dev/null
+++ b/proxy/sensor/sensor_service_test.go
@@ -0,0 +1,64 @@
+package sensor
+
+import (
+	"encoding/json"
+	"git.loafle.net/overflow/commons_go/model/timestamp"
+	"git.loafle.net/overflow/overflow_service/proxy/infra"
+	"git.loafle.net/overflow/overflow_service/proxy/meta"
+	"git.loafle.net/overflow/overflow_service/proxy/probe"
+	"git.loafle.net/overflow/overflow_service/proxy/target"
+	"testing"
+)
+
+func TestSensorRegist(t *testing.T) {
+	ss := NewSensorService()
+
+	p := &probe.Probe{}
+	p.Id = json.Number("1")
+	i := &infra.Infra{}
+	i.Id = json.Number("1")
+	status := &meta.MetaSensorStatus{
+		Id: "2",
+	}
+	target := &target.Target{
+		Id: "1",
+	}
+	crawler := &meta.MetaCrawler{
+		Id: "2",
+	}
+	sensor := &Sensor{
+		CreateDate:       timestamp.Now(),
+		Description:      "This is a Sensor",
+		MetaSensorStatus: status,
+		Target:           target,
+		Crawler:          crawler,
+	}
+
+	res, err := ss.Regist(sensor)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log(res)
+
+}
+
+func TestSensorList(t *testing.T) {
+	ss := NewSensorService()
+	tar := &target.Target{
+		Id: "1",
+	}
+	res, err := ss.ReadAllByTarget(tar)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log(res)
+}
+
+func TestSensorRead(t *testing.T) {
+	ss := NewSensorService()
+	res, err := ss.Read("1")
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log(res)
+}
diff --git a/proxy/sensor/sensor_test.go b/proxy/sensor/sensor_test.go
deleted file mode 100644
index c46bd79..0000000
--- a/proxy/sensor/sensor_test.go
+++ /dev/null
@@ -1,18 +0,0 @@
-package sensor
-
-import (
-	"encoding/json"
-	"git.loafle.net/overflow/overflow_service/proxy/target"
-	"testing"
-)
-
-func TestSensorService_List(t *testing.T) {
-
-	ts := &target.Target{}
-	ts.Id = json.Number("1")
-
-	ss := NewSensorService()
-	res, _ := ss.List(ts)
-
-	t.Log(res)
-}
diff --git a/proxy/target/target_service.go b/proxy/target/target_service.go
index d31455a..21f5189 100644
--- a/proxy/target/target_service.go
+++ b/proxy/target/target_service.go
@@ -49,7 +49,7 @@ func (t *TargetService) Regist(target *Target) (string, error) {
 
 func (t *TargetService) Read(id string) (string, error) {
 
-	out,err :=utils.InvokeDBByModel("target","findOne",id,utils.MODEL_LONG)
+	out, err := utils.InvokeDBByModel("target", "findOne", id, utils.MODEL_LONG)
 
 	if err != nil {
 		return "", err
@@ -57,4 +57,3 @@ func (t *TargetService) Read(id string) (string, error) {
 
 	return out, nil
 }
-
diff --git a/proxy/utils/model_mapping.go b/proxy/utils/model_mapping.go
index 67cbe46..090f429 100644
--- a/proxy/utils/model_mapping.go
+++ b/proxy/utils/model_mapping.go
@@ -6,7 +6,7 @@ const (
 	MODEL_EMAIL_AUTH           = "com.loafle.overflow.module.email.model"
 	MODEL_NOAUTHPROBE          = "com.loafle.overflow.module.noauthprobe.model.NoAuthProbe"
 	MODEL_PROBE                = "com.loafle.overflow.module.probe.model.Probe"
-	MODEL_PROBE_TASK                = "com.loafle.overflow.module.probe.model.ProbeTask"
+	MODEL_PROBE_TASK           = "com.loafle.overflow.module.probe.model.ProbeTask"
 	MODEL_INFRA                = "com.loafle.overflow.module.infra.model.Infra"
 	MODEL_INFRA_MACHINE        = "com.loafle.overflow.module.infra.model.InfraMachine"
 	MODEL_INFRA_HOST           = "com.loafle.overflow.module.infra.model.InfraHost"
@@ -16,6 +16,8 @@ const (
 	MODEL_INFRA_OS_PORT        = "com.loafle.overflow.module.infra.model.InfraOSPort"
 	MODEL_INFRA_SERVICE        = "com.loafle.overflow.module.infra.model.InfraService"
 	MODEL_TARGET               = "com.loafle.overflow.module.target.model.Target"
+	MODEL_SENSOR               = "com.loafle.overflow.module.sensor.model.Sensor"
+	MODEL_SENSOR_ITEM          = "com.loafle.overflow.module.sensor.model.SensorItem"
 
 	MODEL_STRING = "java.lang.String"
 	MODEL_LONG   = "java.lang.Long"