diff --git a/modules/nixos/common.nix b/modules/nixos/common.nix
index f9c15bb..c08644d 100644
--- a/modules/nixos/common.nix
+++ b/modules/nixos/common.nix
@@ -63,6 +63,7 @@
         sqlite
         sysstat
         unzip
+        usbutils
         watchexec
         wget
         xh
@@ -87,7 +88,7 @@
         "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIAPLXOjupz3ScYjgrF+ehrbp9OvGAWQLI6fplX6w9Ijb daniel@lyte.dev"
       ];
       group = "daniel";
-      extraGroups = ["users" "wheel" "video"];
+      extraGroups = ["users" "wheel" "video" "dialout"];
       packages = [];
     };
 
diff --git a/nixos/dragon/default.nix b/nixos/dragon/default.nix
index 4e737cc..f24846c 100644
--- a/nixos/dragon/default.nix
+++ b/nixos/dragon/default.nix
@@ -86,7 +86,7 @@
   boot.kernelModules = ["kvm-amd"];
 
   hardware.bluetooth.enable = true;
-  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
+  powerManagement.cpuFreqGovernor = lib.mkDefault "performance";
   services.printing.enable = true;
 
   environment = {
diff --git a/nixos/foxtrot/default.nix b/nixos/foxtrot/default.nix
index 7e4cd1a..ba772da 100644
--- a/nixos/foxtrot/default.nix
+++ b/nixos/foxtrot/default.nix
@@ -42,20 +42,24 @@
   hardware.bluetooth.enable = true;
   powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
   services.printing.enable = true;
+  services.fprintd = {
+    enable = true;
+    tod.enable = true;
+    # tod.driver = pkgs.libfprint-2-tod1-goodix;
+  };
   services.power-profiles-daemon.enable = false;
   services.tlp = {
     enable = true;
     settings = {
-      CPU_SCALING_GOVERNOR_ON_AC = "performance";
-      CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
-
       CPU_ENERGY_PERF_POLICY_ON_BAT = "power";
-      CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
+      CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
+      CPU_MIN_PERF_ON_BAT = 0;
+      CPU_MAX_PERF_ON_BAT = 60;
 
+      CPU_SCALING_GOVERNOR_ON_AC = "performance";
+      CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
       CPU_MIN_PERF_ON_AC = 0;
       CPU_MAX_PERF_ON_AC = 100;
-      CPU_MIN_PERF_ON_BAT = 0;
-      CPU_MAX_PERF_ON_BAT = 20;
     };
   };
   powerManagement.powertop.enable = true;