---
sidebar_label: Node.js
title: Connect with Node.js Connector
pagination_next: develop/insert-data
---
import Tabs from '@theme/Tabs';
import TabItem from '@theme/TabItem';

## Install Connector

```bash
npm i td2.0-rest-connector
```
## Config

Run this command in your terminal to save TDengine cloud token as variables:

<Tabs defaultValue="bash">
<TabItem value="bash" label="Bash">

```bash
export TDENGINE_CLOUD_TOKEN="<token>"
export TDENGINE_CLOUD_URL="<url>"
```

</TabItem>
<TabItem value="cmd" label="CMD">

```bash
set TDENGINE_CLOUD_TOKEN="<token>"
set TDENGINE_CLOUD_URL="<url>"
```

</TabItem>
<TabItem value="powershell" label="Powershell">

```powershell
$env:TDENGINE_CLOUD_TOKEN="<token>"
$env:TDENGINE_CLOUD_URL="<url>"
```

</TabItem>
</Tabs>


<!-- exclude -->
:::note
Replace  <token\> and <url\> with cloud token and URL.
To obtain the value of cloud token and URL, please log in [TDengine Cloud](https://cloud.tdengine.com) and click "Connector" and then select "Node.js".

:::
<!-- exclude-end -->

## Connect

```javascript
const { options, connect } = require("td2.0-rest-connector");

async function test() {
  options.url = process.env.TDENGINE_CLOUD_URL;
  options.token = process.env.TDENGINE_CLOUD_TOKEN;
  let conn = connect(options);
}

test();
```

<!---The client connection is then established. For how to write data and query data, please refer to [Insert Data](https://docs.tdengine.com/cloud/develop/insert-data#connector-examples) and [Query Data](https://docs.tdengine.com/cloud/develop/query-data/#connector-examples).--->