Provides precise timing for all your test procedures in all types of environments, including greasy, powdery or cold conditions. Made from high impact, non-shattering plastic material, so it willnot easily damage if dropped. Compact and lightweight, this stopwatch measures 3" x 2". Includes a 30" beaded chain for convenient attachment to a clipboard, or lab cabinet. Features: hour/minutes/seconds, 1/100th of second, day/date and month, and alarm time settings. Blue.