Technical Classroom Experiment Apparatus Spark Timer for Physics Work, SKU SPARK1, is a United Scientific Supplies product for laboratory, educational, research, or quality-control use. The Classroom Experiment Apparatus Spark Timer for Physics Work, is suitable for educational and laboratory applications. Compatible with a wide range of standard scientific setups and apparatus. Engineered for durability in demanding industrial and laboratory environments. Constructed from high-grade materials resistant to common laboratory reagents. Precision-molded for consistent performance and repeatable results. The listed specifications include pack quantity of 1, dimensions of 7.0 x 5.0 x 3.0 (in), weight of 1.0 lbs (lbs). For purchasing records, the country of origin is listed as China. The row does not identify the item as autoclavable. Related use terms in the row include Spark Timer Velocity Acceleration Distance. In equipment-based workflows, this item supports classroom demonstrations, laboratory setup, measurement, or sample processing according to the stated use. That depends on the procedure and material, but it is generally selected when STEM lessons, physics labs, and hands-on experiments that benefit from direct observation is part of a repeat workflow. Labs pick this version when instructional apparatus for demonstrating measurable physical principles in a repeatable way matters more than using a broad general-purpose substitute. For equipment or apparatus purchasing, confirm the stated specifications, operating limits, and any product documentation required by the lab before use. The row indicates California Proposition 65 applicability, so applicable warning language should remain visible where required. United Scientific Supplies provides applicable CPSIA/CPSC compliance resources for covered items and general compliance statements for items where GCC documentation is not required.