Bluetooth Battery Monitor keeps an eye on your Bluetooth devices for you.
For Windows 10 / 8.1 / 8 / 7
Unlike some other applications that show “guestimate” battery level, Bluetooth Battery Monitor shows real data which was measured by each Bluetooth device. This usually gives you more accurate information.
Bluetooth Battery Monitor displays all devices' information in one simple dialog box. You don't need to check each device one by one.
Bluetooth Battery Monitor will call your attention with notification message know when one of your devices needs charging.
Don't worry if you missed the notification message. System tray icon shows you the level of the lowest battery of all your Bluetooth devices by its color.