Bluetooth Battery Monitor is a widget-only application that provides you with an estimated battery level of your Bluetooth headset (or another device) and calculates how much time is left of its battery life. To calculate these values, widget monitors your Bluetooth device activity and uses Active time and Standby time that you should enter on the configuration screen.
The download of the app is 100% safe. DroidSFT designed Bluetooth Battery Monitor Free that falls into the Tools category. Users rated this application 2.1 on Google Play.