This timer is wedge shaped for table top use. Large display - easy to read and easy to use Countdown, Stopwatch and Time of Day with large digital display: Hr, Min & Sec Designed for bench-use, this timer features any-angle-viewing. Definable large soft-touch buttons Counts down from 24 hours to 1 second in second increments. Timer counts up after reaching zero to indicate time lapsed since alarm sounds MEMORY FEATURE: preset time can be stored so resetting is automatic: "instant replay" at the touch of a key! Also features a stopwatch mode (in 1 sec resolution) and a clock mode (12 or 24 hour - user selectable). Non-slip rubber feet on bottom Operated by 1 AA battery (included)