Sonic Timer Clock Feel the Passage of Ivory Toki-Sapo Plus, Time, LV-3521-I

Be aware of time and increase your motivation and concentration! Timer-based learning method Toki-Sapo! You can see the passage of time through color! An electronic "beep beep beep" sound will let you know when the countdown ends! Double silent operation design means you won't be bothered by the ticking of the timer or the sound of the clock's second hand. Includes an easy-to-understand guidebook on timer-based learning methods and a daily rhythm chart.