# radius

> An estimated value of the radius of a touch. Add radiusVariance to get the maximum touch size, subtract it to get the minimum touch size.

## Definition

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

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

### Remarks

**Android**: Works correctly on a limited set of devices.