The Ultrak 1000 is a 13 jewel mechanical stopwatch. The start/stop button is on the crown of the watch. It has a reset push button. This watch has a long hand with 30 seconds per turn and a 15 minute short hand. It has a rugged steal case and a 1 year warranty. Note:Give a FIRM press to start the stopwatch. The top button should make a click when fully pressed.