Blueray Filter description

Since the smart phone with big screen becomes popular, all phone screens have the problem of being too blue. For the phone lovers who use phone more than 2 hours on average, it may cause eye fatigue, hypopsia and other eye problems.

Free APP glass for your phone -- Blueray Filter

•Filter blue ray naturally and release your eyes from fatigue
•Multiple filter color to choose. Natural color screen is the best
•Take care of your retina and vision. Protect your eyes from aging.
•Quick-Setup Switch on Notification. Convenient and quick, Deceptive and easy