# OpcClientServices Members

> Reference: Defines the different services supported by the OpcClient.

<dl class="api-definition">
<dt>Type</dt>
<dd><a href="./">OpcClientServices</a></dd>
<dt>Namespace</dt>
<dd><a href="../namespaces/opc.uafx.client">Opc.UaFx.Client</a></dd>
<dt>Assembly</dt>
<dd>Opc.UaFx.Advanced.dll</dd>
<dt>Package</dt>
<dd>Opc.UaFx.Advanced v2.59.0</dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

## Properties

### Browse

<span class="api-meta">since v2.9</span>

Gets the [IOpcService&lt;TResponse, TRequest&gt;](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcservice-2/) instance which implements the [IOpcBrowseService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcbrowseservice/) interface used to browse nodes.

<div class="api-signature" data-lang="csharp">

```csharp
public IOpcBrowseService Browse { get; }
```

</div>

<div class="api-signature" data-lang="vbnet">

```vbnet
<CLSCompliant(False)>
Public ReadOnly Property Browse As IOpcBrowseService
```

</div>

**Property value**

[IOpcBrowseService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcbrowseservice/)

An instance which implements the [IOpcBrowseService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcbrowseservice/) interface.

### ReadNodes

<span class="api-meta">since v2.9</span>

Gets the [IOpcService&lt;TResponse, TRequest&gt;](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcservice-2/) instance which implements the [IOpcReadNodesService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcreadnodesservice/) interface used to read node data.

<div class="api-signature" data-lang="csharp">

```csharp
public IOpcReadNodesService ReadNodes { get; }
```

</div>

<div class="api-signature" data-lang="vbnet">

```vbnet
<CLSCompliant(False)>
Public ReadOnly Property ReadNodes As IOpcReadNodesService
```

</div>

**Property value**

[IOpcReadNodesService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcreadnodesservice/)

An instance which implements the [IOpcReadNodesService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcreadnodesservice/) interface.

### ReadNodesHistory

<span class="api-meta">since v2.11</span>

Gets the [IOpcService&lt;TResponse, TRequest&gt;](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcservice-2/) instance which implements the [IOpcReadNodesHistoryService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcreadnodeshistoryservice/) interface used to read node historical data.

<div class="api-signature" data-lang="csharp">

```csharp
public IOpcReadNodesHistoryService ReadNodesHistory { get; }
```

</div>

<div class="api-signature" data-lang="vbnet">

```vbnet
<CLSCompliant(False)>
Public ReadOnly Property ReadNodesHistory As IOpcReadNodesHistoryService
```

</div>

**Property value**

[IOpcReadNodesHistoryService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcreadnodeshistoryservice/)

An instance which implements the [IOpcReadNodesHistoryService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcreadnodeshistoryservice/) interface.

### WriteNodes

Gets the [IOpcService&lt;TResponse, TRequest&gt;](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcservice-2/) instance which implements the [IOpcWriteNodesService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcwritenodesservice/) interface used to write node data.

<div class="api-signature" data-lang="csharp">

```csharp
public IOpcWriteNodesService WriteNodes { get; }
```

</div>

<div class="api-signature" data-lang="vbnet">

```vbnet
<CLSCompliant(False)>
Public ReadOnly Property WriteNodes As IOpcWriteNodesService
```

</div>

**Property value**

[IOpcWriteNodesService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcwritenodesservice/)

An instance which implements the [IOpcWriteNodesService](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcwritenodesservice/) interface.