diff --git a/lab3/src/main/java/ru/spbstu/telematics/java/Settings.java b/lab3/src/main/java/ru/spbstu/telematics/java/Settings.java
index 7593a20..3fdb24b 100644
--- a/lab3/src/main/java/ru/spbstu/telematics/java/Settings.java
+++ b/lab3/src/main/java/ru/spbstu/telematics/java/Settings.java
@@ -1,14 +1,41 @@
 package ru.spbstu.telematics.java;
 
+import java.util.Random;
+
 /* 
  * Симулирует переодическое изменение настроек пользователем. 
  */
 public class Settings implements Runnable {
     private double temperature;
+
+    public double getTemperature() {
+        return temperature;
+    }
+
     private double humidity;
 
+    public double getHumidity() {
+        return humidity;
+    }
+
+    public Settings(double temperature, double humidity) {
+        this.temperature = temperature;
+        this.humidity = humidity;
+    }
+
+    // Параметры произвольного изменения настроек температуры и влажности в комнате
+    private Random random = new Random();
+    private double temperatureMaxStep = 10;
+    private double humidityMaxStep = 0.15;
+    private long maxStepTimeMs = 20000;
+
     @Override
     public void run() {
+        while (!Thread.interrupted()) {
+            temperature += (random.nextDouble() - 0.5) * 2 * temperatureMaxStep;
+            humidity += (random.nextDouble() - 0.5) * 2 * humidityMaxStep;
 
+            Utils.sleepRandomTime((long) (maxStepTimeMs * 0.5), maxStepTimeMs);
+        }
     }
 }