diff --git a/docs/dev.md b/docs/dev.md
index 6c76444..d04b82d 100644
--- a/docs/dev.md
+++ b/docs/dev.md
@@ -38,6 +38,8 @@ The JSON object has the following properties:
 | `buzzer_volume` | boolean | Activates the volume control for the buzzer, doesnt work with every tones | false |
 | `button_callback` | string | http callback url for button presses. | - |
 | `new_year` | boolean | Displays fireworks and plays a jingle at newyear. | false |
+| `swap_buttons` | boolean | Swaps the left and right hardware button. | false |
+| `ldr_on_ground` | boolean | Sets the LDR configuration to LDR-on-ground. | false |
 
 
 #### Example:
diff --git a/src/Globals.cpp b/src/Globals.cpp
index 5315599..a59e7f0 100644
--- a/src/Globals.cpp
+++ b/src/Globals.cpp
@@ -191,6 +191,16 @@ void loadDevSettings()
             NEWYEAR = doc["new_year"].as<bool>();
         }
 
+        if (doc.containsKey("swap_buttons"))
+        {
+            SWAP_BUTTONS = doc["swap_buttons"].as<bool>();
+        }
+
+        if (doc.containsKey("ldr_on_ground"))
+        {
+            LDR_ON_GROUND = doc["ldr_on_ground"].as<bool>();
+        }
+
         if (doc.containsKey("button_callback"))
         {
             BUTTON_CALLBACK = doc["button_callback"].as<String>();
@@ -445,6 +455,8 @@ String AUTH_USER = "";
 String AUTH_PASS = "awtrix";
 String BUTTON_CALLBACK = "";
 bool NEWYEAR = false;
+bool SWAP_BUTTONS = false;
+bool LDR_ON_GROUND = false;
 float LDR_GAMMA = 3.0;
 float LDR_FACTOR = 1.0;
 bool GAME_ACTIVE = false;
diff --git a/src/Globals.h b/src/Globals.h
index a88eded..87b344a 100644
--- a/src/Globals.h
+++ b/src/Globals.h
@@ -142,6 +142,8 @@ extern String AUTH_USER;
 extern String AUTH_PASS;
 extern String BUTTON_CALLBACK;
 extern bool NEWYEAR;
+extern bool SWAP_BUTTONS;
+extern bool LDR_ON_GROUND;
 extern bool GAME_ACTIVE;
 extern uint32_t AP_TIMEOUT;
 extern OverlayEffect GLOBAL_OVERLAY;
diff --git a/src/PeripheryManager.cpp b/src/PeripheryManager.cpp
index c7c186b..c15bcc6 100644
--- a/src/PeripheryManager.cpp
+++ b/src/PeripheryManager.cpp
@@ -393,7 +393,7 @@ void PeripheryManager_::setup()
     button_select.begin();
     button_reset.begin();
 
-    if (ROTATE_SCREEN)
+    if ((ROTATE_SCREEN && !SWAP_BUTTONS) || (!ROTATE_SCREEN && SWAP_BUTTONS))
     {
         Serial.println("Button rotation");
         button_left.onPressed(right_button_pressed);
@@ -445,7 +445,8 @@ void PeripheryManager_::setup()
 #else
 
 #endif
-    photocell.setPhotocellPositionOnGround(false);
+    if (!LDR_ON_GROUND)
+        photocell.setPhotocellPositionOnGround(false);
 }
 
 void PeripheryManager_::tick()
@@ -532,18 +533,25 @@ void PeripheryManager_::tick()
     }
 
     unsigned long currentMillis_LDR = millis();
-    if (currentMillis_LDR - previousMillis_LDR >= interval_LDR)
+   if (currentMillis_LDR - previousMillis_LDR >= interval_LDR)
     {
         previousMillis_LDR = currentMillis_LDR;
+        TotalLDRReadings[sampleIndex] = analogRead(LDR_PIN);
 
-        uint16_t LDRVALUE = analogRead(LDR_PIN);
-
-        // Send LDR values through median filter to get rid of the remaining spikes and then calculate the average
-        LDR_RAW = meanFilterLDR.AddValue(medianFilterLDR.AddValue(LDRVALUE));
+        sampleIndex = (sampleIndex + 1) % LDRReadings;
+        sampleSum = 0.0;
+        for (int i = 0; i < LDRReadings; i++)
+        {
+            sampleSum += TotalLDRReadings[i];
+        }
+        sampleAverage = sampleSum / (float)LDRReadings;
+        if (LDR_ON_GROUND)
+            sampleAverage = 1023.0 - sampleAverage;
+        LDR_RAW = sampleAverage;
         CURRENT_LUX = (roundf(photocell.getSmoothedLux() * 1000) / 1000);
         if (AUTO_BRIGHTNESS && !MATRIX_OFF)
         {
-            brightnessPercent = (LDR_RAW * LDR_FACTOR) / 1023.0 * 100.0;
+            brightnessPercent = (sampleAverage * LDR_FACTOR) / 1023.0 * 100.0;
             brightnessPercent = pow(brightnessPercent, LDR_GAMMA) / pow(100.0, LDR_GAMMA - 1);
             BRIGHTNESS = map(brightnessPercent, 0, 100, MIN_BRIGHTNESS, MAX_BRIGHTNESS);
             DisplayManager.setBrightness(BRIGHTNESS);