Massive, 1-inch-high display permits viewing from across the lab. Its microcomputer chip permits setting 3 countdown times into memory. Program the three most frequently used times and never set countdown times again. Use any countdown time from 99 minutes, 59 seconds to 1 second. Accuracy is 0.01%.

When zero is reached, the timer starts counting up to show time elapsed since alarming. Alarm has three switch positions which allow setting to a high decibel for noisy areas, low for quiet environments, or off (muted) for silent visual flashing LED only operation.

An individually-numbered Traceable Certificate provided with each unit, assures accuracy from our ISO/IEC 17025:2005 (1750.01) calibration laboratory accredited by A2LA.  It indicates traceability of measurements to the SI units through NIST or other recognized national measurement institutes (NMI) that are signatories to the CIPM Mutual Recognition Agreement.

Supplied with Traceable Certificate, magnetic back, stand, opening for a lanyard, and two batteries.