I came across a cool free app this weekend called SmartBBattery. The app is simple - it places an icon on your screen that displays you current battery status. The icon changes color (green, yellow or ...

The updated status bar icon for Wi-Fi signal strength we spotted in Android 16 Beta 3. The battery level icon, however, is significantly different, showcasing a dynamic color scheme.

Android OEMs use different icons in their UX, but most usually follow the order. For instance, check out the status bar that is present in the current One UI 8 beta release: ...