Introduction: This is a Digital stopwatch planned explicitly for science timing, and it can record and review up to nine occasion times. It has two presentation modes ('Decimal Seconds' and 'MM:SS.SS') and works on a solitary 'AA' antacid battery (included). It additionally has a 'Low Battery' marker. Specifications: Timing Accuracy: 0.01 percent of perusing or 0.005 seconds, whichever is bigger, +/ - 1 digit. view Area: 47 mm by 20 mm. Power Requirement: One 'AA' soluble battery. Auto-off Feature: Stopwatch shuts down following 1 hour if inert, or if greatest presentation time is reached (either 99:59:59 or 359999s). Battery Life: One years of average use. splash resistant Button function : Go ahead to turn on the stopwatch. The digital stopwatch turns itself off naturally if it's inactive for 60 minutes, or if the most extreme showcase time is reached. START Clears show to '0.00' and begins timing. STOP Stops...