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Mechanical Stopwatch Stop Clock 60s 0.1s Timer School Teaching Aid

Mechanical Stopwatch Stop Clock 60s 0.1s Timer School Teaching Aid,School Teaching Aid Mechanical Stopwatch Stop Clock 60s 0.1s Timer, the item's color may be slightly different from the pictures, - One start/stop botton, one reset botton,1 x Stopwatch, Due to the light and screen difference, The Hottest Design Best Prices Available Satisfaction Guaranteed on Thousands of Items. 60s 0.1s Timer School Teaching Aid Mechanical Stopwatch Stop Clock internationaljournalweb.com.

Mechanical Stopwatch Stop Clock 60s 0.1s Timer School Teaching Aid