Energy Ring is an application that allows you to check the status of your mobile battery. It is a great tool for people who have to stay on their devices for a long period of time. It will help you to know the exact battery level at all times, so you can make sure that your device is always ready to use. It can also be used to check your phone's battery level when you are offline.

You can set the notification sound and vibration to get notified of the battery level changes. The ring will appear on your lock screen. You can also set the flash rate of the notification light to be faster or slower.

The app is simple to use and it has a user-friendly interface. You can get all the necessary information from the app in a clean and easy-to-use format. The app can be used for free.