Compatible with iOS 7 and 8
Activate this tweak in Control Center.
iDevices with LED Flash included are supported.
This tweak let you adjust the LED flash light level directly from Control Center using its Torch button, this tweak extends that button, by adding a Slider for setting light level, - In this release, to adjust torch level, turn on flashlight, tap and hold button, then drag your finger upward (increase level) or downward (decrease level).
Configure from Settings.