Please blocking Blue Light and protect your precious eyes! Status bar, Widget, Schedule and all convenient functions are free. Blue Light Filter function. 18-color blue light filter for protect eyes. When adjusting the screen dimmer automatically apply blue light filter. Blue light filter is faster speed because I only put essential function. This app is free. 🌟 Key Function - Blocking the blue light that reduces eye fatigue - Blue Light Filter adjustment function - 18 kinds of colors to choose from an optimized filter - quickly change the filter settings in the status bar - With the widget, while the game features a simple filter function to On, Off available. - Widget icon resizing and Opacity adjustment - Move freely moveable widgets functionality - The filter can be executed at a specified time using the scheduling function - Screen filter adjustment limit function. - Blue light filter function automatically applied when adjusting screen brightness. - All Process Exit function - Filter Off and Memory Clear - All functions available to choose whether or not to use - Shortcut creation function - Filter opacity adjust unit setting Function 🌟 Features - it will not use the extra memory and batteries. - Low memory consumption is Blue Light Filter. - Low battery consumption because essential function only put - By adjusting the screen dimmer reduces battery consumption. 🌟 blue light filter - blue light blocked causing sleep disorders and blurred vision - I used the natural color of the filter that reduces eye fatigue. - You can select a filter of 18 colors and adjust the dimmer of the screen.