Countdown Stopwatchs

A Unique stopwatch that provides countdown and alarm timing in preprogrammed increments of 1, 2, 3, 5, 10, 12, 15, 20, 25, 30, 35, 40, 45, 50, 55, and 60 minutes. Display continually shows running time remaining to zero. When zero is reached, timer sounds an alarm for 5 seconds. Stopwatch mode times to 10 hours with 1/100-second resolution. Accuracy is 0.01%. Stopwatch...