Are you kidding me, my old Android 6.0 unupdated S7 can easily top days when idle and polling radio only. The main battery killer is, and always has been, the s

Are you kidding me, my old Android 6.0 unupdated S7 can easily top days when idle and polling radio only. The main battery killer is, and always has been, the screen, followed by CPU in high power state.