diff --git a/orbbec_camera/include/orbbec_camera/ob_camera_node.h b/orbbec_camera/include/orbbec_camera/ob_camera_node.h
index 07907415..cd906450 100644
--- a/orbbec_camera/include/orbbec_camera/ob_camera_node.h
+++ b/orbbec_camera/include/orbbec_camera/ob_camera_node.h
@@ -487,6 +487,7 @@ class OBCameraNode {
   int color_gain_ = -1;
   int color_white_balance_ = -1;
   int color_ae_max_exposure_ = -1;
+  int color_ae_max_gain_ = -1;
   int color_brightness_ = -1;
   int color_sharpness_ = -1;
   int color_saturation_ = -1;
diff --git a/orbbec_camera/launch/gemini2.launch.py b/orbbec_camera/launch/gemini2.launch.py
index 4b3c558f..87acef42 100644
--- a/orbbec_camera/launch/gemini2.launch.py
+++ b/orbbec_camera/launch/gemini2.launch.py
@@ -38,7 +38,7 @@ def generate_launch_description():
         DeclareLaunchArgument('color_gain', default_value='-1'),
         DeclareLaunchArgument('enable_color_auto_white_balance', default_value='true'),
         DeclareLaunchArgument('color_white_balance', default_value='-1'),
-        DeclareLaunchArgument('color_ae_max_exposure', default_value='-1'),
+        DeclareLaunchArgument('color_ae_max_gain', default_value='-1'),
         DeclareLaunchArgument('depth_width', default_value='640'),
         DeclareLaunchArgument('depth_height', default_value='400'),
         DeclareLaunchArgument('depth_fps', default_value='15'),
diff --git a/orbbec_camera/launch/gemini2L.launch.py b/orbbec_camera/launch/gemini2L.launch.py
index 0a34243f..3b22147e 100644
--- a/orbbec_camera/launch/gemini2L.launch.py
+++ b/orbbec_camera/launch/gemini2L.launch.py
@@ -38,7 +38,7 @@ def generate_launch_description():
         DeclareLaunchArgument('color_gain', default_value='-1'),
         DeclareLaunchArgument('enable_color_auto_white_balance', default_value='true'),
         DeclareLaunchArgument('color_white_balance', default_value='-1'),
-        DeclareLaunchArgument('color_ae_max_exposure', default_value='-1'),
+        DeclareLaunchArgument('color_ae_max_gain', default_value='-1'),
         DeclareLaunchArgument('depth_width', default_value='1280'),
         DeclareLaunchArgument('depth_height', default_value='800'),
         DeclareLaunchArgument('depth_fps', default_value='30'),
diff --git a/orbbec_camera/src/ob_camera_node.cpp b/orbbec_camera/src/ob_camera_node.cpp
index 65febc17..7f83acd5 100644
--- a/orbbec_camera/src/ob_camera_node.cpp
+++ b/orbbec_camera/src/ob_camera_node.cpp
@@ -483,6 +483,18 @@ void OBCameraNode::setupDevices() {
     RCLCPP_INFO_STREAM(logger_, "Setting color AE max exposure to " << color_ae_max_exposure_);
     TRY_TO_SET_PROPERTY(setIntProperty, OB_PROP_COLOR_AE_MAX_EXPOSURE_INT, color_ae_max_exposure_);
   }
+  if (color_ae_max_gain_ != -1 &&
+      device_->isPropertySupported(OB_PROP_COLOR_AE_MAX_GAIN_INT, OB_PERMISSION_WRITE)) {
+    auto range = device_->getIntPropertyRange(OB_PROP_COLOR_AE_MAX_GAIN_INT);
+    if (color_ae_max_gain_ < range.min || color_ae_max_gain_ > range.max) {
+      RCLCPP_ERROR(logger_,
+                   "color AE max gain value is out of range[%d,%d], please check the value",
+                   range.min, range.max);
+    } else {
+      RCLCPP_INFO_STREAM(logger_, "Setting color AE max gain to " << color_ae_max_gain_);
+      TRY_TO_SET_PROPERTY(setIntProperty, OB_PROP_COLOR_AE_MAX_GAIN_INT, color_ae_max_gain_);
+    }
+  }
   if (color_brightness_ != -1 &&
       device_->isPropertySupported(OB_PROP_COLOR_BRIGHTNESS_INT, OB_PERMISSION_WRITE)) {
     RCLCPP_INFO_STREAM(logger_, "Setting color brightness to " << color_brightness_);
@@ -1178,6 +1190,7 @@ void OBCameraNode::getParameters() {
   setAndGetNodeParameter<int>(color_gain_, "color_gain", -1);
   setAndGetNodeParameter<int>(color_white_balance_, "color_white_balance", -1);
   setAndGetNodeParameter<int>(color_ae_max_exposure_, "color_ae_max_exposure", -1);
+  setAndGetNodeParameter<int>(color_ae_max_gain_, "color_ae_max_gain", -1);
   setAndGetNodeParameter<int>(color_brightness_, "color_brightness", -1);
   setAndGetNodeParameter<int>(color_sharpness_, "color_sharpness", -1);
   setAndGetNodeParameter<int>(color_saturation_, "color_saturation", -1);