---
title: fadeInDuration
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/hovereffectcomponent/shaderhovereffectinputs/fadeinduration
---

# fadeInDuration

The time it takes in seconds for the effect to fade in.

## Declaration

```swift
var fadeInDuration: TimeInterval { get set }
```

## Discussion

Discussion Maximum value allowed is 10 seconds.