---
title: UIImagePickerController.CameraFlashMode.on
framework: uikit
role: symbol
role_heading: Case
path: uikit/uiimagepickercontroller/cameraflashmode-swift.enum/on
---

# UIImagePickerController.CameraFlashMode.on

Specifies that flash illumination is always on, no matter what the ambient light conditions are.

## Declaration

```swift
case on
```

## See Also

### Constants

- [UIImagePickerController.CameraFlashMode.off](uikit/uiimagepickercontroller/cameraflashmode-swift.enum/off.md)
- [UIImagePickerController.CameraFlashMode.auto](uikit/uiimagepickercontroller/cameraflashmode-swift.enum/auto.md)