diff --git a/DTLib/Timer.cs b/DTLib/Timer.cs
index 9b5dc2b..3200d8a 100644
--- a/DTLib/Timer.cs
+++ b/DTLib/Timer.cs
@@ -7,33 +7,39 @@ namespace DTLib;
 //
 public class Timer
 {
-    Task TimerTask;
-    bool Repeat;
-    CancellationTokenSource кансель = new();
+    private Task _timerTask;
+    private CancellationTokenSource _cts = new();
+    private bool _repeat;
+    private int _delayMs;
+    private Action _action;
 
     // таймер сразу запускается
-    public Timer(bool repeat, int delay, Action method)
+    public Timer(bool repeat, int delayMs, Action action)
     {
-        Repeat = repeat;
-        TimerTask = new Task(() =>
-          {
-              do
-              {
-                  if (кансель.Token.IsCancellationRequested)
-                      return;
-                  Task.Delay(delay).Wait();
-                  method();
-              } while (Repeat);
-          });
+        _repeat = repeat;
+        _delayMs = delayMs;
+        _action = action;
+        _timerTask = new Task(Loop, _cts.Token);
     }
 
-
-    public void Start() => TimerTask.Start();
+    private void Loop()
+    {
+        do
+        {
+            if (_cts.Token.IsCancellationRequested)
+                return;
+            Task.Delay(_delayMs).Wait();
+            if (_cts.Token.IsCancellationRequested)
+                return;
+            _action?.Invoke();
+        } while (_repeat);
+    }
+    
+    public void Start() => _timerTask.Start();
 
     // завершение потока
     public void Stop()
     {
-        Repeat = false;
-        кансель.Cancel();
+        _cts.Cancel();
     }
 }