Blue Light Filter Night Mode, Night Shift 1.4.7 Unlocked

This is due to the blue light. The blue light of your phone and tablet is the spectrum of visible light (380*550nm) for circadian regulation. According to scientific studies, exposure to blue light poses serious threats to retinal neurons and inhibits the secretion of melatonin, a hormone that influences circadian rhythms. There is evidence that reducing blue light can greatly improve sleep.
Characteristics
* Reduce blue light
* adjustable filter intensity
* Save energy
* Very easy to use
* Integrated screen dimmer
* Eye protector of the screen light