diff --git a/data/art/on-off.png b/data/art/on-off.png
new file mode 100644
index 000000000..2b731e1c6
Binary files /dev/null and b/data/art/on-off.png differ
diff --git a/library/LuaApi.cpp b/library/LuaApi.cpp
index 421821c05..764557499 100644
--- a/library/LuaApi.cpp
+++ b/library/LuaApi.cpp
@@ -1693,6 +1693,7 @@ static const LuaWrapper::FunctionReg dfhack_textures_module[] = {
     WRAPM(Textures, getGreenPinTexposStart),
     WRAPM(Textures, getRedPinTexposStart),
     WRAPM(Textures, getIconsTexposStart),
+    WRAPM(Textures, getOnOffTexposStart),
     WRAPM(Textures, getThinBordersTexposStart),
     WRAPM(Textures, getMediumBordersTexposStart),
     WRAPM(Textures, getPanelBordersTexposStart),
diff --git a/library/include/modules/Textures.h b/library/include/modules/Textures.h
index e01003704..446bd1962 100644
--- a/library/include/modules/Textures.h
+++ b/library/include/modules/Textures.h
@@ -41,6 +41,11 @@ DFHACK_EXPORT long getRedPinTexposStart();
  */
 DFHACK_EXPORT long getIconsTexposStart();
 
+/**
+ * Get the first texpos for the on and off icons. It's a 2x1 grid.
+ */
+DFHACK_EXPORT long getOnOffTexposStart();
+
 /**
  * Get the first texpos for the DFHack borders. Each is a 7x3 grid.
  */
diff --git a/library/modules/Textures.cpp b/library/modules/Textures.cpp
index 2975dc4d8..7781bfc10 100644
--- a/library/modules/Textures.cpp
+++ b/library/modules/Textures.cpp
@@ -22,6 +22,7 @@ static long g_dfhack_logo_texpos_start = -1;
 static long g_green_pin_texpos_start = -1;
 static long g_red_pin_texpos_start = -1;
 static long g_icons_texpos_start = -1;
+static long g_on_off_texpos_start = -1;
 static long g_thin_borders_texpos_start = -1;
 static long g_medium_borders_texpos_start = -1;
 static long g_panel_borders_texpos_start = -1;
@@ -124,6 +125,8 @@ void Textures::init(color_ostream &out) {
                                           &g_red_pin_texpos_start);
     g_num_dfhack_textures += load_textures(out, "hack/data/art/icons.png",
                                           &g_icons_texpos_start);
+    g_num_dfhack_textures += load_textures(out, "hack/data/art/on-off.png",
+                                          &g_on_off_texpos_start);
     g_num_dfhack_textures += load_textures(out, "hack/data/art/border-thin.png",
                                           &g_thin_borders_texpos_start);
     g_num_dfhack_textures += load_textures(out, "hack/data/art/border-medium.png",
@@ -180,6 +183,10 @@ long Textures::getIconsTexposStart() {
     return g_icons_texpos_start;
 }
 
+long Textures::getOnOffTexposStart() {
+    return g_on_off_texpos_start;
+}
+
 long Textures::getThinBordersTexposStart() {
     return g_thin_borders_texpos_start;
 }