Legacy. Hermann Ebbinghausâ lasting contributions to the field of psychology are multiple. In addition to being the first psychologist to study areas of human learning and memory, Ebbinghaus contributed greatly to the establishment of experimental psychology.
This includes dimming the display slightly, stopping Mail push and fetch, turning off background app refresh, turning off Hey Siri, and a few other iOS features. By turning these features off, the battery life of the iPhone is extended dramatically, and when Low Power Mode is enabled the iPhone battery icon is yellow to demonstrate this.
Battery Widget by Elvison places a permanent icon in the notification bar on top of your screen with the current percentage written on it. The battery icon changes color depending on how much life you have left going from green to orange to red as the charge level drops.To set up: 1  Download and install Battery Widge t from the Google Play store. 2  Open the Battery Widget app. 3  The battery percentage icon appears in your notification bar.he battery icon changes color depending on how much life you have left going from green to orange to red as the charge level drops. To set up: 1  Download and install Battery Widge t from the Google Play store. 2  Open the Battery Widget app. 3  The battery percentage icon appears in your notification bar.