Patent ID: 8526273

Claim:
A device for indicating a plurality of time intervals within a period of time, the device comprising: an indicator for indicating which of the plurality of time intervals is pending; a user interface including an incremental input, a decremental input, and an enter input for selecting whether the device operates in a first device mode or a second device mode, for inputting the period of time when the device operates in the first device mode, and for inputting a duration of each of the plurality of time intervals when the device operates in a second device mode; an electronic display distinct from the indicator and responsive to user interface inputs; and a controller programmed to receive inputs from the user interface and to provide outputs to the electronic display and the indicator, wherein in the first device mode the controller subdivides the period of time into the plurality of time intervals, wherein in the second device mode the controller sums the durations of each of the plurality of time intervals to calculate the period of time.