# isValid

> Read Only. True if the device is currently a valid input device; otherwise false.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine.XR](/engine/6000.0/script-reference/unityengine/xr.md)
* **Assembly:** UnityEngine.XRModule

```csharp
public bool isValid { get; }
```

### Remarks

Use this property to determine whether this device is still valid.