Three-line display permits simultaneous or individual countdown alarm timing, stopwatch, time-out, and time-of-day. 1.3cm display. Set from 1 second to 19 hours, 59 minutes, 59 seconds. Shows time elapsed since alarm. Magnetic back. NIST Traceable.
Countdown alarm, stopwatch and time-of-day clock. Dual display with 2.5cm high digits times up or down to 24 hours. Simultaneously maintains 2 separate countdown timing channels with distinct alarms. Memory recall. NIST traceable. Includes battery.