• Smith type, two sweep hands, one indicating seconds, the other recording minutes.
• Runs for 24 hours on one winding. Diameter of dial is 100mm divided 0-60 x1.

A Stop Clock in a laboratory setting is often abbreviated as “SC” or “Stopwatch.” It is used for:

• Timing experiments and reactions
• Measuring short durations with precision
• Conducting experiments involving time intervals
• Educational activities in physics, chemistry, and biology labs