CLOCK/THERM HUMIDITY ,Each

Details

This laboratory wall clock displays time, temperature, and humidity. Its bright red sweeping second hand provides superior visibility. With a timing accuracy of 0.01%, the 31.8 cm (12¹/₂") dial features quartz-crystal timing. The clock's notable features include Traceable certification, bright red coloring, high visibility, and accurate time display. A serial-numbered certificate is provided from an ISO 17025 calibration laboratory accredited by A2LA, ensuring instrument traceability to standards set by the National Institute of Standards and Technology. The clock comes supplied with an AA alkaline battery. It operates within a temperature range of -20...55 °C (10...130 °F) and a humidity range of 0 - 100%.