Are you having trouble falling asleep? Are your kids hyperactive when playing with the tablet before bed time? Does your eyes feel tired during night time reading?
Are you using your smartphone or tablet in the late evening? Purple owl may be the best solution for you!

Blue light from your phone and tablet screen is the visible light spectrum (380-550nm) for circadian regulation. According to the scientific studies, exposure to blue light imposes serious threats toretinal neurons and inhibits the secretion of melatonin, a hormone that influences circadian rhythms. It is proven that reducing blue light can greatly improve sleep.

Blue light filter is used to reduce blue light by adjusting the screen to natural color. Shifting your screen to night mode can relieve your eyes strain, and your eyes will feel at ease during nightreading. Also blue light filter will protect your eyes and help you sleep easily.

Features:
● Reduce blue light
● Adjustable color temperature (500K-3500K)
● Adjustable filter intensity level
● Adjustable dim level
● Save power
● Very easy to use
● Built-in screen dimmer and brightness function
● Eye protector from screen light
● Timer
● Multiple Filters (Reading, Studying etc)
● Night Theme (Dark Theme)

Blue light is bad for your health, learn more:
www.bluelightexposed.com
https://en.wikipedia.org/wiki/High-energy_visible_light
www.health.harvard.edu/staying-healthy/blue-light-has-a-dark-side