diff --git a/app/Peripherals/Mouse/Models/GladiusII.cs b/app/Peripherals/Mouse/Models/GladiusII.cs
new file mode 100644
index 00000000..638d4a65
--- /dev/null
+++ b/app/Peripherals/Mouse/Models/GladiusII.cs
@@ -0,0 +1,243 @@
+namespace GHelper.Peripherals.Mouse.Models
+{
+    //P504
+    public class GladiusIIOrigin : AsusMouse
+    {
+        public GladiusIIOrigin() : base(0x0B05, 0x1877, "mi_02", false)
+        {
+        }
+
+        public GladiusIIOrigin(ushort productId, string path) : base(0x0B05, productId, path, false)
+        {
+        }
+
+        public override int DPIProfileCount()
+        {
+            return 2;
+        }
+
+        public override string GetDisplayName()
+        {
+            return "Gladius II Origin";
+        }
+
+
+        public override PollingRate[] SupportedPollingrates()
+        {
+            return new PollingRate[] {
+                PollingRate.PR125Hz,
+                PollingRate.PR250Hz,
+                PollingRate.PR500Hz,
+                PollingRate.PR1000Hz
+            };
+        }
+
+        public override int ProfileCount()
+        {
+            return 1;
+        }
+        public override int MaxDPI()
+        {
+            return 12_000;
+        }
+
+        public override bool HasRGB()
+        {
+            return true;
+        }
+
+        public override bool HasAutoPowerOff()
+        {
+            return false;
+        }
+
+        public override bool HasAngleSnapping()
+        {
+            return true;
+        }
+
+        public override bool HasAngleTuning()
+        {
+            return false;
+        }
+
+        public override bool HasDebounceSetting()
+        {
+            return true;
+        }
+        public override bool HasLiftOffSetting()
+        {
+            return true;
+        }
+
+        public override bool HasLowBatteryWarning()
+        {
+            return false;
+        }
+
+        public override bool HasBattery()
+        {
+            return false;
+        }
+
+        public override bool HasDPIColors()
+        {
+            return false;
+        }
+
+        public override bool IsLightingModeSupported(LightingMode lightingMode)
+        {
+            return lightingMode == LightingMode.Static
+                || lightingMode == LightingMode.Breathing
+                || lightingMode == LightingMode.ColorCycle
+                || lightingMode == LightingMode.Rainbow
+                || lightingMode == LightingMode.React
+                || lightingMode == LightingMode.Comet;
+        }
+
+        public override LightingZone[] SupportedLightingZones()
+        {
+            return new LightingZone[] { LightingZone.Logo, LightingZone.Scrollwheel, LightingZone.Underglow };
+        }
+
+        public override int DPIIncrements()
+        {
+            return 100;
+        }
+
+        public override bool CanChangeDPIProfile()
+        {
+            return true;
+        }
+
+        public override int MaxBrightness()
+        {
+            return 4;
+        }
+
+        protected override byte[] GetUpdateLightingModePacket(LightingSetting lightingSetting, LightingZone zone)
+        {
+            /*
+             * This mouse uses different speed values for rainbow mode compared to others.
+             * 51 28 03 00 03 04 FF 00 00 00 00 [8C] 00 00 00 00
+             * 51 28 03 00 03 04 FF 00 00 00 00 [64] 00 00 00 00
+             * 51 28 03 00 03 04 FF 00 00 00 00 [3F] 00 00 00 00
+             */
+
+            if (lightingSetting.LightingMode == LightingMode.Rainbow)
+            {
+                byte speed = 0x3F;
+
+                switch (lightingSetting.AnimationSpeed)
+                {
+                    case AnimationSpeed.Slow:
+                        speed = 0x3F;
+                        break;
+                    case AnimationSpeed.Medium:
+                        speed = 0x64;
+                        break;
+                    case AnimationSpeed.Fast:
+                        speed = 0x8C;
+                        break;
+                }
+
+                return new byte[] { reportId, 0x51, 0x28, (byte)zone, 0x00,
+                    IndexForLightingMode(lightingSetting.LightingMode),
+                    (byte)lightingSetting.Brightness,
+                    0xFF, 0x00, 0x00,
+                    (byte)(SupportsAnimationDirection(lightingSetting.LightingMode) ? lightingSetting.AnimationDirection : 0x00),
+                    (byte)((lightingSetting.RandomColor && SupportsRandomColor(lightingSetting.LightingMode)) ? 0x01: 0x00),
+                    (byte)(SupportsAnimationSpeed(lightingSetting.LightingMode) ? speed : 0x00)
+                };
+            }
+
+            return base.GetUpdateLightingModePacket(lightingSetting, zone);
+        }
+
+        protected override byte[] GetReadLightingModePacket(LightingZone zone)
+        {
+            return new byte[] { 0x00, 0x12, 0x03, 0x00 };
+        }
+
+        protected LightingSetting? ParseLightingSetting(byte[] packet, LightingZone zone)
+        {
+            if (packet[1] != 0x12 || packet[2] != 0x03)
+            {
+                return null;
+            }
+
+            int offset = 5 + (((int)zone) * 5);
+
+            LightingSetting setting = new LightingSetting();
+
+            setting.LightingMode = LightingModeForIndex(packet[offset + 0]);
+            setting.Brightness = packet[offset + 1];
+
+            setting.RGBColor = Color.FromArgb(packet[offset + 2], packet[offset + 3], packet[offset + 4]);
+
+
+            return setting;
+        }
+
+        public override void ReadLightingSetting()
+        {
+            if (!HasRGB())
+            {
+                return;
+            }
+            //Mouse sends all lighting zones in one response                       Direction, Random col, Speed
+            //00 12 03 00 00 [00 04 ff 00 80] [00 04 00 ff ff] [00 04 ff ff ff] 00 [00] [00] [00] 00 00 
+            //00 12 03 00 00 [03 04 00 00 00] [03 04 00 00 00] [03 04 00 00 00] 00 [00] [00] [07] 00 00
+            byte[]? response = WriteForResponse(GetReadLightingModePacket(LightingZone.All));
+            if (response is null) return;
+
+            LightingZone[] lz = SupportedLightingZones();
+            for (int i = 0; i < lz.Length; ++i)
+            {
+                LightingSetting? ls = ParseLightingSetting(response, lz[i]);
+                if (ls is null)
+                {
+                    Logger.WriteLine(GetDisplayName() + ": Failed to read RGB Setting for Zone " + lz[i].ToString());
+                    continue;
+                }
+                ls.AnimationDirection = SupportsAnimationDirection(ls.LightingMode)
+                   ? (AnimationDirection)response[21]
+                   : AnimationDirection.Clockwise;
+
+                ls.RandomColor = SupportsRandomColor(ls.LightingMode) && response[22] == 0x01;
+
+                ls.AnimationSpeed = SupportsAnimationSpeed(ls.LightingMode)
+                    ? (AnimationSpeed)response[23]
+                    : AnimationSpeed.Medium;
+
+                if (ls.AnimationSpeed != AnimationSpeed.Fast
+                    && ls.AnimationSpeed != AnimationSpeed.Medium
+                    && ls.AnimationSpeed != AnimationSpeed.Slow)
+                {
+                    ls.AnimationSpeed = AnimationSpeed.Medium;
+                }
+
+                Logger.WriteLine(GetDisplayName() + ": Read RGB Setting for Zone " + lz[i].ToString() + ": " + ls.ToString());
+                LightingSetting[i] = ls;
+            }
+        }
+    }
+
+    //P502
+    public class GladiusII : GladiusIIOrigin
+    {
+        public GladiusII() : base(0x1845, "mi_02")
+        {
+
+        }
+        public override string GetDisplayName()
+        {
+            return "Gladius II Origin";
+        }
+
+        public override int ProfileCount()
+        {
+            return 3;
+        }
+    }
+}
diff --git a/app/Peripherals/PeripheralsProvider.cs b/app/Peripherals/PeripheralsProvider.cs
index bfcfe7ff..3f72b611 100644
--- a/app/Peripherals/PeripheralsProvider.cs
+++ b/app/Peripherals/PeripheralsProvider.cs
@@ -187,6 +187,8 @@ namespace GHelper.Peripherals
             DetectMouse(new ChakramXWired());
             DetectMouse(new GladiusIIIAimpoint());
             DetectMouse(new GladiusIIIAimpointWired());
+            DetectMouse(new GladiusIIOrigin());
+            DetectMouse(new GladiusII());
             DetectMouse(new ROGKerisWireless());
             DetectMouse(new ROGKerisWirelessWired());
             DetectMouse(new ROGKerisWirelessEvaEdition());