diff --git a/proto/cls_device.proto b/proto/cls_device.proto
index 68c46c0..f0a67d0 100644
--- a/proto/cls_device.proto
+++ b/proto/cls_device.proto
@@ -12,6 +12,7 @@ message RequestDeviceList {
     required uint32 canid = 2;
     required uint32 device = 3;
     required uint32 counter = 4;
+    optional uint32 type = 5;
   }
   
   message ResponseDeviceList {
diff --git a/proto/light.proto b/proto/light.proto
index 5dd6872..6748cda 100644
--- a/proto/light.proto
+++ b/proto/light.proto
@@ -2,3 +2,25 @@ syntax = "proto2";
 
 import "nanopb.proto";
 
+message LightGlobalBrightness {
+    required uint32 brightness = 1;
+}
+
+enum LightTheme {
+    THEME_0 = 0;
+    THEME_1 = 1;
+    THEME_2 = 2;
+    THEME_3 = 3;
+}
+
+message LightGlobalTheme {
+    required LightTheme theme = 1;
+}
+
+message LightThemeSettings {
+    required uint32 deviceId = 1;
+    required LightTheme theme = 2;
+    required uint32 rgb = 3;
+    required uint32 brightness = 4;
+    required uint32 animation = 5;
+}
\ No newline at end of file
diff --git a/proto/usb.proto b/proto/usb.proto
index 2a7953e..d6e2d64 100644
--- a/proto/usb.proto
+++ b/proto/usb.proto
@@ -11,7 +11,13 @@ enum UsbPackageType {
     FIRMWAREPACKAGEACK = 3844;   // 0xF04
     FIRMWAREFILECHECK = 3845;     // 0xF05
     FIRMWAREUPDATEDONE = 3846;   // 0xF06
+
     REQUEST_DEVICE_LIST = 1000;
     RESPONSE_DEVICE_LIST = 1001;
+  
+    LIGHT_GLOBAL_BRIGHT = 2001;
+    LIGHT_GLOBAL_THEME = 2002;
+    
+    LIGHT_SETTING_THEME = 2101;
   }
   
\ No newline at end of file