startw/conf/config/waybar/config

{
    "layer": "top",
    "position": "top",
    "height": 25, // Remove for auto height
    "modules-left": ["sway/workspaces", "sway/mode", "custom/media"],
//    "modules-center": ["sway/window"],
    "modules-right": ["idle_inhibitor", "network", "cpu", "memory", "temperature", "alsa", "backlight", "battery", "clock", "tray"],

    "sway/mode": {
        "format": "<span style=\"italic\">{}</span>"
    },
  
    "idle_inhibitor": {
        "format": "{icon}",
        "format-icons": {
            "activated": "",
            "deactivated": ""
        }
    },
    
    "tray": {
        "spacing": 10
    },
    
    "clock": {
        "tooltip-format": "{:%Y-%m-%d | %H:%M}",
        "format-alt": "{:%Y-%m-%d}"
    },
    
    "cpu": {
        "format": "CPU {usage}%",
        "tooltip": false,
        "interval": 2
    },
    
    "memory": {
        "format": "MEM {}%"
    },
    
    "temperature": {
        "hwmon-path": "/sys/class/hwmon/hwmon1/temp1_input",
        "critical-threshold": 80,
        "format": "TEMP {temperatureC}°C"
    },
    
    "backlight": {
        "format": "BL {percent}%"
    },
    
    "battery": {
        "states": {
            "warning": 30,
            "critical": 15
        },
        "format": "BAT {capacity}%",
        "format-charging": "BAT {capacity}",
        "format-plugged": "PLUGGED",
        "format-alt": "{time}"
    },
    
    "battery#bat2": {
        "bat": "BAT2"
    },
    
    "network": {
        // "interface": "wlp2*", // (Optional) To force the use of this interface
        "format-wifi": "{essid} ({signalStrength}%)",
        "format-ethernet": "{ifname}: {ipaddr}/{cidr}",
        "format-linked": "{ifname} (No IP)",
        "format-disconnected": "Disconnected",
        "format-alt": "{ifname}: {ipaddr}/{cidr}"
    },
    
    "pulseaudio": {
        // "scroll-step": 1, // %, can be a float
        "format": "{volume}% {icon} {format_source}",
        "format-bluetooth": "{volume}% {icon} {format_source}",
        "format-bluetooth-muted": " {icon} {format_source}",
        "format-muted": " {format_source}",
        "format-source": "{volume}% ",
        "format-source-muted": "",
        "format-icons": {
            "headphones": "",
            "handsfree": "",
            "headset": "",
            "phone": "",
            "portable": "",
            "car": "",
            "default": ["", "", ""]
        },
        "on-click": "pavucontrol"
    },
    

    "custom/alsa": {
 	"exec": "amixer get Master | sed -nre 's/.*\\[off\\].*/      muted/p; s/.*\\[(.*%)\\].*/    \\1/p'",
        "on-click": "amixer set Master toggle; pkill -x -RTMIN+11 waybar",
        "on-scroll-up": "amixer set Master 1+; pkill -x -RTMIN+11 waybar",
        "on-scroll-down": "amixer set Master 1-; pkill -x -RTMIN+11 waybar",
        "signal": 11,
        "interval": 10,
        "tooltip": false
    }
}