The Thomas scientific traceable stopwatch is engineered for precise timing for academic, hospital, industrial, government, and laboratory measurements. It is known for its accuracy and reliability which is backed by the National Institute of Standards and Technology. Interval splits mode, up to 10-hour recording, continuous timing, countdown timing, a precision of 0.01 seconds, and a large display are notable features that come with this device.
Very reliable and accurate
Easy to use and handy