Traceable Alarm Timer, 3 ChannelTraceable Alarm Timer, 3 Channel Triple display Adjustable volume Adjustable alarm duration Memory recall NIST traceable certificate User friendly timer displays three different times simultaneously, counts down and alarms. Three different tests may be run at the same time using three line display. Channels can be started individually or simultaneously. Program each channel from one second to 99 hrs., 59 min. and 59 sec. Alarm sounds when zero is