Automatically sets itself. Accuracy: 1/10,000 of a second. Controlling radio signal from NIST automatically adjusts clock for daylight savings time, leap year, and leap seconds. Highly visible bright second sweep hand. With NIST Traceable*. 30.5dia.x3.8Dcm.
VWR* Four-Channel Alarm Timer to 100 hours. 1.9cm digit LCD. Can set 4 separate channels. Stopwatch, time-out and time-of-day display. High decibel alarm. Memory recall. Magnetic back, flip-open easel, spring fastener and hole for use with lanyard. NIST Traceable