Material Flashlight 应用
Flashlight features:* On\Off
* Strobe with interval
* Music strobe
* SOS mode
* Screen/Camera LED modules
* Widgets
* Quick Settings Toggle (Android 7 and above)
Permissions:
* Camera and flashlight - for using camera LED
* Audio Recording - for music strobe feature to analyze noise around
* Write system settings - for setting max brightness volume in screen module
