add grafana dashboard for rocketmq exporter
diff --git a/README.md b/README.md
index c70f170..c9d3c42 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,7 @@
 	-   [Brokers](#brokers)
 	-   [Topics](#topics)
 	-   [Consumer Groups](#consumer-groups)
+-   [Grafana Dashboard](#Grafana Dashboard)
 -   [Contribute](#contribute)
 
 Compatibility
@@ -202,3 +203,8 @@
 rocketmq_group_get_latency_by_storetime{cluster="MQCluster",broker="broker-a",topic="DEV_TID_topic_tfq",group="DEV_CID_consumer_cfq",} 3232.0
 rocketmq_group_get_latency_by_storetime{cluster="MQCluster",broker="broker-b",topic="DEV_TID_tfq",group="DEV_CID_cfq",} 0.0
 ```
+
+Grafana Dashboard
+-------
+Grafana Dashboard ID: 10405, name: RocketMQ Exporter Overview.
+For details of the dashboard please see [RocketMQ Exporter Overview](https://grafana.com/dashboards/10405).
\ No newline at end of file
diff --git a/rocketmq_exporter_overview.json b/rocketmq_exporter_overview.json
new file mode 100644
index 0000000..537b21d
--- /dev/null
+++ b/rocketmq_exporter_overview.json
@@ -0,0 +1,777 @@
+{
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+    {
+      "name": "DS_PROMETHEUS",
+      "label": "Prometheus",
+      "description": "",
+      "type": "datasource",
+      "pluginId": "prometheus",
+      "pluginName": "Prometheus"
+    }
+  ],
+  "__requires": [
+    {
+      "type": "grafana",
+      "id": "grafana",
+      "name": "Grafana",
+      "version": "5.4.3"
+    },
+    {
+      "type": "panel",
+      "id": "graph",
+      "name": "Graph",
+      "version": "5.0.0"
+    },
+    {
+      "type": "datasource",
+      "id": "prometheus",
+      "name": "Prometheus",
+      "version": "5.0.0"
+    }
+  ],
+  "annotations": {
+    "list": [
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+        "builtIn": 1,
+        "datasource": "-- Grafana --",
+        "enable": true,
+        "hide": true,
+        "iconColor": "rgba(0, 211, 255, 1)",
+        "name": "Annotations & Alerts",
+        "type": "dashboard"
+      }
+    ]
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+  "editable": true,
+  "gnetId": null,
+  "graphTooltip": 0,
+  "id": null,
+  "links": [],
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+          "refId": "B"
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\ No newline at end of file