diff --git a/system/home/scripts/shell/low-battery.sh b/system/home/scripts/shell/low-battery.sh
new file mode 100644
index 00000000..08bf3039
--- /dev/null
+++ b/system/home/scripts/shell/low-battery.sh
@@ -0,0 +1,4 @@
+battery_level=$(acpi -b | grep -P -o '[0-9]+(?=%)')
+if [ "$battery_level" -le 20 ]; then
+    notify-send -u critical "Battery low" "Battery level is ${battery_level}%!"
+fi
diff --git a/system/laptop.nix b/system/laptop.nix
index 6eace01a..3b415a47 100644
--- a/system/laptop.nix
+++ b/system/laptop.nix
@@ -1,7 +1,8 @@
-{ username, ... }:
+{ pkgs, username, ... }:
 {
   imports = [ ./desktop.nix ];
   home-manager.users.${username}.imports = [ ./home/laptop.nix ];
+  environment.systemPackages = [ pkgs.acpi ];
   powerManagement.enable = true;
   services.auto-cpufreq = {
     enable = true;