Our new mode 11 allows you to set a countdown time, and also set an interval between the countdowns that repeats until cancelled. Press the front button to star the cycle The display module let you know what its doing by counting down during the countdown, and counts UP during the interval. The status can be also be communicated more visibly with optional stack lights. To turn off the timing, press the front button. To set the interval time, press and hold all three buttons together for 5 seconds. The display will flash which lets you know it is ready to accept a time. Enter the time you want. Wait 5 seconds for the display to flash which tells you the time you entered has been registered. This mode is selected with the DIP switches on the PCB.