diff --git a/src/LightingChecker.cpp b/src/LightingChecker.cpp
new file mode 100644
index 0000000..01ec405
--- /dev/null
+++ b/src/LightingChecker.cpp
@@ -0,0 +1,48 @@
+#include <header.h>
+
+#define RED_PIN 1
+#define GREEN_PIN 2
+#define BLUE_PIN 3
+
+enum colorTypes {
+    purple,
+    blue,
+    green,
+    yellow,
+    orange,
+    red,
+    white
+};
+
+int valueNM;
+
+colorTypes color = white;
+
+void readPreferableLight() {
+    //preferableLight = Read from database
+}
+
+void getColorBasedOnPreferableLight() {
+    if (valueNM <= 420) {
+        color = purple;
+    }
+    else if (valueNM <= 490) {
+        color = blue;
+    }
+    else if (valueNM <= 575) {
+        color = green;
+    }
+    else if (valueNM <= 585) {
+        color = yellow;
+    }
+    else if (valueNM <= 650) {
+        color = orange;
+    }
+    else if (valueNM <= 750) {
+        color = red;
+    }
+}
+
+void activateLight(int duration) {
+    
+}
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