Application will allow you to monitor battery level of various Bluetooth devices, tray icon customization per device and flexible notifications for device battery level

Features:
✅ Display battery level in taskbar per device with customization of icon
✅ Display battery level notifications based on various configuration options
✅ Display battery fully charged notifications
✅ Automatically start with Windows
✅ Automatic device state detection when device is connection or disconnected
✅ Low system resource consumption
✅ Multiple language support with automatic detection
• English (default and application can be forced to use it)
• French
• German
• Polish
• Ukrainian
• Russian
✅ Modern design
• Windows 11 design for Windows 11 systems
• Windows 10 design for Windows 10 systems
• Windows stylish icons and animations
• Dark and Light themes with automatic detection
• Multiple resolution and DPI support

Supports various types of devices:
✅ Audio devices
• Headphones
• Headsets
• TWS (shown only headphones charge, not the case, support of this feature is on the way)
• Speakerphones
• Speakers
• Microphones
• Other
✅ Peripherals devices
• Mouses
• Keyboards
• Mouse + Keyboards bundles
• Remotes
• Drawing tablets
• Other
✅ Gaming controllers
• Xbox 360
• Xbox One
• Xbox Elite
• Other general-purpose gaming controllers

Basically, if Windows can determinate device battery level and you can see it in Windows settings, then this application can determinate battery level too :)