bumblebee-status/bumblebee/themes/default.json

{
	"defaults": {
		"prefix": " ",
		"suffix" : " ",
		"urgent": true,
		"fg": "#aabbcc"
	},
	"date": {
		"prefix": " "
	},
	"time": {
		"prefix": " "
	},
	"memory": {
		"prefix": " ram "
	},
	"cpu": {
		"prefix": " cpu "
	},
	"disk": {
		"prefix": " hdd "
	},
	"dnf": {
		"prefix": " dnf "
	},
	"pasink": {
		"states": {
			"muted": {
				"prefix": " audio(mute) "
			},
			"unmuted": {
				"prefix": " audio "
			}
		}
	},
	"pasource": {
		"states": {
			"muted": {
				"prefix": " mic(mute) "
			},
			"unmuted": {
				"prefix": " mic "
			}
		}
	},
	"nic": {
		"states": {
			"wireless-up": {
				"prefix": " wifi "
			},
			"wireless-down": {
				"prefix": " wifi "
			},
			"wired-up": {
				"prefix": " lan "
			},
			"wired-down": {
				"prefix": " lan "
			},
			"tunnel-up": {
				"prefix": " tun "
			},
			"tunnel-down": {
				"prefix": " tun "
			}
		}
	},
	"battery": {
		"states": {
			"charged": {
				"suffix": " full "
			},
			"charging": {
				"suffix": " chr "
			},
			"discharging-10": {
				"prefix": " ! ",
				"suffix": " dis "
			},
			"discharging-25": {
				"suffix": " dis "
			},
			"discharging-50": {
				"suffix": " dis "
			},
			"discharging-80": {
				"suffix": " dis "
			},
			"discharging-100": {
				"suffix": " dis "
			}
		}
	}
}