Added instructive suggestion in the comments (#488)

It looks more mass appealing  with the details.

.local/bin/statusbar/battery

@@ -1,5 +1,5 @@
 #!/bin/sh
-# Give a battery name (e.g. BAT0) as an argument.
+# Give a battery name (Check the battery name from sys/class/power_supply/ e.g. BAT0 or BAT1 and pass it as an argument.
 
 case $BLOCK_BUTTON in
     3) pgrep -x dunst >/dev/null && notify-send "🔋 Battery module" "🔋: discharging