diff --git a/ui/designer/tabs/tabOcr/tabOcr_Device.ui b/ui/designer/tabs/tabOcr/tabOcr_Device.ui
index 09be870..c7c81a0 100644
--- a/ui/designer/tabs/tabOcr/tabOcr_Device.ui
+++ b/ui/designer/tabs/tabOcr/tabOcr_Device.ui
@@ -27,6 +27,13 @@
       <string>deviceSelector.title</string>
      </property>
      <layout class="QVBoxLayout" name="verticalLayout">
+      <item>
+       <widget class="QCheckBox" name="deviceUseAutoFactorCheckBox">
+        <property name="text">
+         <string>deviceSelector.useAutoFactor</string>
+        </property>
+       </widget>
+      </item>
       <item>
        <widget class="FileSelector" name="deviceFileSelector" native="true"/>
       </item>
diff --git a/ui/designer/tabs/tabOcr/tabOcr_Device_ui.py b/ui/designer/tabs/tabOcr/tabOcr_Device_ui.py
index 7c4f81c..e6d51cf 100644
--- a/ui/designer/tabs/tabOcr/tabOcr_Device_ui.py
+++ b/ui/designer/tabs/tabOcr/tabOcr_Device_ui.py
@@ -3,7 +3,7 @@
 ################################################################################
 ## Form generated from reading UI file 'tabOcr_Device.ui'
 ##
-## Created by: Qt User Interface Compiler version 6.5.1
+## Created by: Qt User Interface Compiler version 6.5.2
 ##
 ## WARNING! All changes made in this file will be lost when recompiling UI file!
 ################################################################################
@@ -15,8 +15,9 @@ from PySide6.QtGui import (QBrush, QColor, QConicalGradient, QCursor,
     QFont, QFontDatabase, QGradient, QIcon,
     QImage, QKeySequence, QLinearGradient, QPainter,
     QPalette, QPixmap, QRadialGradient, QTransform)
-from PySide6.QtWidgets import (QApplication, QGroupBox, QHBoxLayout, QPushButton,
-    QSizePolicy, QStackedWidget, QVBoxLayout, QWidget)
+from PySide6.QtWidgets import (QApplication, QCheckBox, QGroupBox, QHBoxLayout,
+    QPushButton, QSizePolicy, QStackedWidget, QVBoxLayout,
+    QWidget)
 
 from ui.implements.components.devicesComboBox import DevicesComboBox
 from ui.implements.components.fileSelector import FileSelector
@@ -39,6 +40,11 @@ class Ui_TabOcr_Device(object):
         self.groupBox.setObjectName(u"groupBox")
         self.verticalLayout = QVBoxLayout(self.groupBox)
         self.verticalLayout.setObjectName(u"verticalLayout")
+        self.deviceUseAutoFactorCheckBox = QCheckBox(self.groupBox)
+        self.deviceUseAutoFactorCheckBox.setObjectName(u"deviceUseAutoFactorCheckBox")
+
+        self.verticalLayout.addWidget(self.deviceUseAutoFactorCheckBox)
+
         self.deviceFileSelector = FileSelector(self.groupBox)
         self.deviceFileSelector.setObjectName(u"deviceFileSelector")
 
@@ -140,6 +146,7 @@ class Ui_TabOcr_Device(object):
     def retranslateUi(self, TabOcr_Device):
         self.openWizardButton.setText(QCoreApplication.translate("TabOcr_Device", u"openWizardButton", None))
         self.groupBox.setTitle(QCoreApplication.translate("TabOcr_Device", u"deviceSelector.title", None))
+        self.deviceUseAutoFactorCheckBox.setText(QCoreApplication.translate("TabOcr_Device", u"deviceSelector.useAutoFactor", None))
         self.groupBox_6.setTitle(QCoreApplication.translate("TabOcr_Device", u"knnModelSelector.title", None))
         self.groupBox_4.setTitle(QCoreApplication.translate("TabOcr_Device", u"tesseractSelector.title", None))
         self.groupBox_5.setTitle(QCoreApplication.translate("TabOcr_Device", u"siftDatabaseSelector.title", None))
diff --git a/ui/implements/tabs/tabOcr/tabOcr_Device.py b/ui/implements/tabs/tabOcr/tabOcr_Device.py
index 356c659..52a4aad 100644
--- a/ui/implements/tabs/tabOcr/tabOcr_Device.py
+++ b/ui/implements/tabs/tabOcr/tabOcr_Device.py
@@ -6,13 +6,17 @@ import cv2
 from arcaea_offline_ocr.device.v1.definition import DeviceV1
 from arcaea_offline_ocr.device.v2.definition import DeviceV2
 from arcaea_offline_ocr.sift_db import SIFTDatabase
-from PySide6.QtCore import Slot
+from PySide6.QtCore import Qt, Slot
 from PySide6.QtWidgets import QFileDialog, QWidget
 
 from ui.designer.tabs.tabOcr.tabOcr_Device_ui import Ui_TabOcr_Device
 from ui.extends.components.ocrQueue import OcrQueueModel
 from ui.extends.shared.settings import Settings
-from ui.extends.tabs.tabOcr.tabOcr_Device import ScoreConverter, TabDeviceV2OcrRunnable
+from ui.extends.tabs.tabOcr.tabOcr_Device import (
+    ScoreConverter,
+    TabDeviceV2AutoRoisOcrRunnable,
+    TabDeviceV2OcrRunnable,
+)
 
 logger = logging.getLogger(__name__)
 
@@ -23,10 +27,6 @@ class TabOcr_Device(Ui_TabOcr_Device, QWidget):
         self.setupUi(self)
         self.openWizardButton.setEnabled(False)
 
-        self.deviceComboBox.currentIndexChanged.connect(
-            self.changeDeviceDepStackedWidget
-        )
-
         self.deviceFileSelector.filesSelected.connect(self.deviceFileSelected)
         self.knnModelSelector.filesSelected.connect(self.knnModelFileSelected)
         self.tesseractFileSelector.filesSelected.connect(
@@ -52,6 +52,22 @@ class TabOcr_Device(Ui_TabOcr_Device, QWidget):
         # wizard.open()
         pass
 
+    @Slot()
+    def on_deviceUseAutoFactorCheckBox_stateChanged(self):
+        checkState = self.deviceUseAutoFactorCheckBox.checkState()
+        if checkState == Qt.CheckState.Checked:
+            self.deviceDependenciesStackedWidget.setCurrentIndex(1)
+            self.deviceComboBox.setCurrentIndex(-1)
+            self.deviceFileSelector.setEnabled(False)
+            self.deviceComboBox.setEnabled(False)
+        else:
+            self.deviceFileSelector.setEnabled(True)
+            self.deviceComboBox.setEnabled(True)
+
+    @Slot()
+    def on_deviceComboBox_currentIndexChanged(self):
+        self.changeDeviceDepStackedWidget()
+
     def changeDeviceDepStackedWidget(self):
         device = self.deviceComboBox.currentData()
         if isinstance(device, (DeviceV1, DeviceV2)):
@@ -92,12 +108,19 @@ class TabOcr_Device(Ui_TabOcr_Device, QWidget):
         for row in range(self.ocrQueueModel.rowCount()):
             index = self.ocrQueueModel.index(row, 0)
             imagePath = index.data(OcrQueueModel.ImagePathRole)
-            runnable = TabDeviceV2OcrRunnable(
-                imagePath,
-                self.deviceComboBox.currentData(),
-                self.knnModel,
-                self.siftDatabase,
-            )
+            if self.deviceUseAutoFactorCheckBox.checkState() == Qt.CheckState.Checked:
+                runnable = TabDeviceV2AutoRoisOcrRunnable(
+                    imagePath,
+                    self.knnModel,
+                    self.siftDatabase,
+                )
+            else:
+                runnable = TabDeviceV2OcrRunnable(
+                    imagePath,
+                    self.deviceComboBox.currentData(),
+                    self.knnModel,
+                    self.siftDatabase,
+                )
             self.ocrQueueModel.setData(index, runnable, OcrQueueModel.OcrRunnableRole)
             self.ocrQueueModel.setData(
                 index,