# DurationUnit

> Describe the unit of a duration.

## Definition

* **Type:** Enum
* **Namespace:** [UnityEngine](/engine/6000.6/script-reference/unityengine.md)
* **Assembly:** UnityEngine.AnimationModule

```csharp
public enum DurationUnit
```

## Fields

| Value                                                                                | Description                                                  |
| ------------------------------------------------------------------------------------ | ------------------------------------------------------------ |
| [Fixed](/engine/6000.6/script-reference/unityengine/durationunit/fixed.md)           | A fixed duration is a duration expressed in seconds.         |
| [Normalized](/engine/6000.6/script-reference/unityengine/durationunit/normalized.md) | A normalized duration is a duration expressed in percentage. |