using System;
using System.Timers;
public class Program
{
  private static System.Timers.Timer testTimer;
  public static void Main(string[] args)
  {
    testTimer = new System.Timers.Timer(5000); // 5 seconds
    testTimer.Elapsed += new ElapsedEventHandler(OnTimerElapsed);
    testTimer.Interval = 5000;
    testTimer.Enabled = true;
    Console.WriteLine("Press the enter key to stop the timer");
    Console.ReadLine();
  }
  private static void OnTimerElapsed(object source, ElapsedEventArgs e)
  {
    Console.WriteLine("Timer elapsed at {0}", e.SignalTime);
  }
}