Priyoshop is presenting to you the Q&Q-MF01J002Y Digital Black Stopwatch. This stopwatch has nice features including 150 Lap/Split memory, japan quartz movement, 3.5 years battery life, 12/24 hour format and water resistance. It is not only stylish but useful for students. The countdown timer is useful for students practicing Mental Arithmetic class. This is a good quality product. Buy it at your best price.