diff --git a/CRSim.Core/Models/Settings.cs b/CRSim.Core/Models/Settings.cs
index a5a47ff..4cdadba 100644
--- a/CRSim.Core/Models/Settings.cs
+++ b/CRSim.Core/Models/Settings.cs
@@ -32,7 +32,7 @@ namespace CRSim.Core.Models
         public string UserKey { get; set; } = "";
         public bool LoadTodayOnly { get; set; } = false;
         public bool ReopenUnclosedScreensOnLoad { get; set; } = true;
-
+        public int RefreshIntervalSeconds { get; set; } = 1;
         public List<TrainColor> TrainColors { get; set; } =
         [
             new TrainColor { Prefix = "G", Color = Color.Magenta },
diff --git a/CRSim.Core/Services/TimeService.cs b/CRSim.Core/Services/TimeService.cs
index a693f00..e0bfdbc 100644
--- a/CRSim.Core/Services/TimeService.cs
+++ b/CRSim.Core/Services/TimeService.cs
@@ -35,7 +35,7 @@ namespace CRSim.Core.Services
         {
             _settings = settingsService.GetSettings();
 
-            _oneSecondTimer = new(1000);
+            _oneSecondTimer = new(_settings.RefreshIntervalSeconds * 1000);
             _oneSecondTimer.Elapsed += OnOneSecondElapsed;
 
             _twentySecondsTimer = new(_settings.SwitchPageSeconds * 1000);
diff --git a/CRSim/ViewModels/SettingsPageViewModel.cs b/CRSim/ViewModels/SettingsPageViewModel.cs
index 06b62a0..bd957c0 100644
--- a/CRSim/ViewModels/SettingsPageViewModel.cs
+++ b/CRSim/ViewModels/SettingsPageViewModel.cs
@@ -60,6 +60,8 @@ namespace CRSim.ViewModels
         [ObservableProperty]
         public partial List<TrainColor> TrainColors { get; set; }
 
+        [ObservableProperty]
+        public partial string RefreshIntervalSeconds { get; set; }
         #endregion
         public SettingsPageViewModel(ISettingsService settingsService, IDatabaseService databaseService, IDialogService dialogService, INetworkService networkService)
         {
@@ -82,6 +84,7 @@ namespace CRSim.ViewModels
             Api = Apis.First(x => x.Name == _settings.Api.Name);
             MaxPages = _settings.MaxPages.ToString();
             SwitchPageSeconds = _settings.SwitchPageSeconds.ToString();
+            RefreshIntervalSeconds = _settings.RefreshIntervalSeconds.ToString();
             UserKey = _settings.UserKey;
             LoadTodayOnly = _settings.LoadTodayOnly;
             ReopenUnclosedScreensOnLoad = _settings.ReopenUnclosedScreensOnLoad;
@@ -98,6 +101,7 @@ namespace CRSim.ViewModels
             UpdateSettings(StopCheckInAdvanceDuration, false, value => _settings.StopCheckInAdvanceDuration = TimeSpan.FromMinutes(value));
             UpdateSettings(MaxPages, false, value => _settings.MaxPages = value);
             UpdateSettings(SwitchPageSeconds, false, value => _settings.SwitchPageSeconds = value);
+            UpdateSettings(RefreshIntervalSeconds, false, value => _settings.RefreshIntervalSeconds = value);
             _settings.UserKey = UserKey;
             _settings.LoadTodayOnly = LoadTodayOnly;
             _settings.ReopenUnclosedScreensOnLoad = ReopenUnclosedScreensOnLoad;
diff --git a/CRSim/Views/SettingsPage.xaml b/CRSim/Views/SettingsPage.xaml
index 35ca5e4..abcf2f6 100644
--- a/CRSim/Views/SettingsPage.xaml
+++ b/CRSim/Views/SettingsPage.xaml
@@ -56,6 +56,9 @@
                 </StackPanel>
                 <TextBlock Text="引导屏模拟" Style="{StaticResource SettingsSectionHeaderTextBlockStyle}" Margin="0,0,0,12"/>
                 <StackPanel Spacing="4" Margin="0,0,0,24">
+                    <controls:SettingsCard Header="数据刷新频率" Description="频率越小，数据刷新越及时，性能消耗越高，建议设为1" HeaderIcon="{winui:FontIcon Glyph=&#xE72C;}">
+                        <TextBox MaxWidth="72" Text="{x:Bind ViewModel.RefreshIntervalSeconds, Mode=TwoWay}"/>
+                    </controls:SettingsCard>
                     <controls:SettingsCard Header="只加载当日车次" Description="不显示明日车次" HeaderIcon="{winui:FontIcon Glyph=&#xEC92;}">
                         <ToggleSwitch IsOn="{x:Bind ViewModel.LoadTodayOnly, Mode=TwoWay}"/>
                     </controls:SettingsCard>