# sleepThreshold

> The threshold below which the body will sleep, in meters/sec.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine.LowLevelPhysics2D](/engine/6000.3/script-reference/unityengine/lowlevelphysics2d.md)
* **Assembly:** UnityEngine.Physics2DModule

```csharp
public float sleepThreshold { get; set; }
```