Presto 04213 Electronic Digital Timer 6 Pack. This handy timer is easy to set and simple to use! It counts down from any time up to 99 minutes and 59 seconds. It also counts up for use as a stopwatch. Easy-to-read LCD display shows minutes and seconds. Memory stores the last timer setting. An alarm signals when time is up. Clip-on back converts to an easel stand, and has a magnet for use on metal surfaces. Operates on one "AAA" battery. Battery included.