If you're using your Airpods with an Android device, you should check out the AndroPods app, it allows you to see your Airpods' charge levels from the notification panel and also via
Usar AirPods en un móvil Android es menos tedioso gracias a esta aplicación de código abierto
Use AirPods with Android - is that possible?
These apps shows remaining battery on AirPods when connected to Android - GSMArena.com news
DroidPods - Apple Airpods app now available for download on Android ! Download our app from Google Play store and be aware of your Airpods battery status all the time! http://play.google.com/store/apps/details?id=com.ctrls.alex.droidpods #DroidPods
free Airpods app for android 12 phones - Andropods - is it good ? - YouTube
BEST Airpods App For Android | Free Airpods App - Materialpods - YouTube