Major New Features

    Revolutionary UI design of main page 
    Brand new reform of those smart Widgets
    Whole refactor of Settings page
    One-key Diagnostic & Auto optimization upon the result
    More manual optimization offered after diagnostic

PRO Features:

    One-Key diagnostic, a unbelievable foolproof way of battery saving.
    Intelligent mode-switching: e.g.
        adjusted to Long Standby on low battery level;
        go into your preset mode according to your schedule;
    Healthy charging to extend battery life. (e.g. hints for charging or de-plugging the charger).
        launch DX Battery Saver to start charging when battery lower than 20%.
        At least 1 healthy charge to extend battery life .
    Regularly closing power-draining tasks;
        Set the interval of background tasks cleaning;
        Need to leave some apps running background? Add them into ignore list.
    Slow down CPU during screenlock; (ROOT devices only);