nixos/home/desktop/waybar/modules/bluetooth.compact.nix

{
  format = "󰂯";
  format-disabled = "󰂲";
  format-off = "󰂲";
  format-on = "󰂯";
  format-connected = "󰂱";
  tooltip-format = "{status} | {device_alias}";
  on-click = "blueman-manager";
}