diff --git a/data/uking_functions.csv b/data/uking_functions.csv
index 374ed3bc..8232917e 100644
--- a/data/uking_functions.csv
+++ b/data/uking_functions.csv
@@ -88649,11 +88649,11 @@
 0x00000071010b6558,sub_71010B6558,24,
 0x00000071010b6570,sub_71010B6570,200,
 0x00000071010b6638,sub_71010B6638,376,
-0x00000071010b67b0,sub_71010B67B0,96,
-0x00000071010b6810,sub_71010B6810,104,
-0x00000071010b6878,AutoDim::createInstance,136,
-0x00000071010b6900,AutoDim::__auto1,84,
-0x00000071010b6954,AutoDim::__auto0,8,
+0x00000071010b67b0,sub_71010B67B0,96,_ZN4ksys7AutoDim18SingletonDisposer_D1Ev
+0x00000071010b6810,sub_71010B6810,104,_ZN4ksys7AutoDim18SingletonDisposer_D0Ev
+0x00000071010b6878,AutoDim::createInstance,136,_ZN4ksys7AutoDim14createInstanceEPN4sead4HeapE
+0x00000071010b6900,AutoDim::__auto1,84,_ZN4ksys7AutoDim10setEnabledEb
+0x00000071010b6954,AutoDim::__auto0,8,_ZNK4ksys7AutoDim9isEnabledEv
 0x00000071010b695c,sub_71010B695C,384,
 0x00000071010b6adc,sub_71010B6ADC,68,
 0x00000071010b6b20,sub_71010B6B20,64,
diff --git a/src/KingSystem/System/AutoDim.cpp b/src/KingSystem/System/AutoDim.cpp
new file mode 100644
index 00000000..c222f790
--- /dev/null
+++ b/src/KingSystem/System/AutoDim.cpp
@@ -0,0 +1,22 @@
+#include "KingSystem/System/AutoDim.h"
+#include <nn/oe.h>
+#include <prim/seadScopedLock.h>
+
+namespace ksys {
+
+SEAD_SINGLETON_DISPOSER_IMPL(AutoDim)
+
+void AutoDim::setEnabled(bool enable) {
+    const auto lock = sead::makeScopedLock(mCS);
+    mEnabled = enable;
+    if (enable)
+        nn::oe::SetUserInactivityDetectionTimeExtended(false);
+    else
+        nn::oe::SetUserInactivityDetectionTimeExtended(true);
+}
+
+bool AutoDim::isEnabled() const {
+    return mEnabled;
+}
+
+}  // namespace ksys
diff --git a/src/KingSystem/System/AutoDim.h b/src/KingSystem/System/AutoDim.h
new file mode 100644
index 00000000..b893da53
--- /dev/null
+++ b/src/KingSystem/System/AutoDim.h
@@ -0,0 +1,19 @@
+#include <heap/seadDisposer.h>
+#include <thread/seadCriticalSection.h>
+
+namespace ksys {
+
+class AutoDim {
+    SEAD_SINGLETON_DISPOSER(AutoDim)
+    AutoDim() = default;
+
+public:
+    void setEnabled(bool enable);
+    bool isEnabled() const;
+
+private:
+    bool mEnabled = true;
+    sead::CriticalSection mCS{};
+};
+
+}  // namespace ksys
diff --git a/src/KingSystem/System/CMakeLists.txt b/src/KingSystem/System/CMakeLists.txt
index d59a029b..6bc04a57 100644
--- a/src/KingSystem/System/CMakeLists.txt
+++ b/src/KingSystem/System/CMakeLists.txt
@@ -1,6 +1,8 @@
 target_sources(uking PRIVATE
   Account.cpp
   Account.h
+  AutoDim.cpp
+  AutoDim.h
   BasicProfiler.cpp
   BasicProfiler.h
   CameraEditor.cpp