Clock tells time-of-day to the second and shows temperatures from –4 to 104°F and –20 to 40°C with ±1.5°C accuracy. O-ring sealed waterproof/dustproof ABS plastic impact-resistant case makes it ideal for wash-down areas, outdoors, and nasty environments. Quartz-crystal accuracy is 0.01%. Modern style clock and bright blue sweeping second hand may be read at fifteen feet.
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.