android/res/xml/preferences.xml

<?xml version="1.0" encoding="utf-8"?>
<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
    <CheckBoxPreference android:key="run_forever"
                        android:title="@string/runForeverPreferenceTitle"
                        android:summary="@string/runForeverPreferenceSummary"
                        android:defaultValue="false" />
    <CheckBoxPreference android:key="log_debug"
                        android:title="@string/logDebugPreferenceTitle"
                        android:summary="@string/logDebugPreferenceSummary"
                        android:defaultValue="false" />
</PreferenceScreen>