diff --git a/DrissionPage/chromium_base.py b/DrissionPage/chromium_base.py
index bdb3429..afe5a2a 100644
--- a/DrissionPage/chromium_base.py
+++ b/DrissionPage/chromium_base.py
@@ -335,6 +335,11 @@ class ChromiumBase(BasePage):
         """返回页面加载策略，有3种：'none'、'normal'、'eager'"""
         return self._page_load_strategy
 
+    @property
+    def user_agent(self):
+        """返回user agent"""
+        return self.run_cdp('Runtime.evaluate', expression='navigator.userAgent;')['result']['value']
+
     @property
     def scroll(self):
         """返回用于滚动滚动条的对象"""
diff --git a/DrissionPage/chromium_base.pyi b/DrissionPage/chromium_base.pyi
index 7961c06..d09771b 100644
--- a/DrissionPage/chromium_base.pyi
+++ b/DrissionPage/chromium_base.pyi
@@ -115,6 +115,9 @@ class ChromiumBase(BasePage):
     @property
     def page_load_strategy(self) -> str: ...
 
+    @property
+    def user_agent(self) -> str: ...
+
     @property
     def scroll(self) -> ChromiumPageScroll: ...
 
diff --git a/DrissionPage/chromium_tab.py b/DrissionPage/chromium_tab.py
index 6a3b5e9..a5ef752 100644
--- a/DrissionPage/chromium_tab.py
+++ b/DrissionPage/chromium_tab.py
@@ -124,6 +124,14 @@ class WebPageTab(SessionPage, ChromiumTab):
         """以dict方式返回cookies"""
         return super().cookies
 
+    @property
+    def user_agent(self):
+        """返回user agent"""
+        if self._mode == 's':
+            return super().user_agent
+        elif self._mode == 'd':
+            return super(SessionPage, self).user_agent
+
     @property
     def session(self):
         """返回Session对象，如未初始化则按配置信息创建"""
diff --git a/DrissionPage/chromium_tab.pyi b/DrissionPage/chromium_tab.pyi
index 835776f..a2dbe8a 100644
--- a/DrissionPage/chromium_tab.pyi
+++ b/DrissionPage/chromium_tab.pyi
@@ -67,6 +67,9 @@ class WebPageTab(SessionPage, ChromiumTab):
     @property
     def cookies(self) -> dict: ...
 
+    @property
+    def user_agent(self) -> str: ...
+
     @property
     def session(self) -> Session: ...
 
diff --git a/DrissionPage/session_page.py b/DrissionPage/session_page.py
index d735313..20e1f04 100644
--- a/DrissionPage/session_page.py
+++ b/DrissionPage/session_page.py
@@ -98,6 +98,11 @@ class SessionPage(BasePage):
         except Exception:
             return None
 
+    @property
+    def user_agent(self):
+        """返回user agent"""
+        return self.session.headers.get('user-agent', '')
+
     @property
     def download_path(self):
         """返回下载路径"""
diff --git a/DrissionPage/session_page.pyi b/DrissionPage/session_page.pyi
index 9251742..c13d488 100644
--- a/DrissionPage/session_page.pyi
+++ b/DrissionPage/session_page.pyi
@@ -60,6 +60,9 @@ class SessionPage(BasePage):
     @property
     def json(self) -> Union[dict, None]: ...
 
+    @property
+    def user_agent(self) -> str: ...
+
     @property
     def download_path(self) -> str: ...
 
diff --git a/DrissionPage/web_page.py b/DrissionPage/web_page.py
index 9ab9269..dbdc5db 100644
--- a/DrissionPage/web_page.py
+++ b/DrissionPage/web_page.py
@@ -182,6 +182,14 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
         """以dict方式返回cookies"""
         return super().cookies
 
+    @property
+    def user_agent(self):
+        """返回user agent"""
+        if self._mode == 's':
+            return super().user_agent
+        elif self._mode == 'd':
+            return super(SessionPage, self).user_agent
+
     @property
     def session(self):
         """返回Session对象，如未初始化则按配置信息创建"""
@@ -339,8 +347,8 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
             return
 
         if copy_user_agent:
-            selenium_user_agent = self.run_cdp('Runtime.evaluate', expression='navigator.userAgent;')['result']['value']
-            self.session.headers.update({"User-Agent": selenium_user_agent})
+            user_agent = self.run_cdp('Runtime.evaluate', expression='navigator.userAgent;')['result']['value']
+            self.session.headers.update({"User-Agent": user_agent})
 
         set_session_cookies(self.session, self._get_driver_cookies())
 
diff --git a/DrissionPage/web_page.pyi b/DrissionPage/web_page.pyi
index df5cbd3..cf46938 100644
--- a/DrissionPage/web_page.pyi
+++ b/DrissionPage/web_page.pyi
@@ -66,6 +66,9 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
     @property
     def cookies(self) -> dict: ...
 
+    @property
+    def user_agent(self) -> str: ...
+
     @property
     def session(self) -> Session: ...