A simple countdown timer and stopwatch, to use it as a stopwatch set the timer to 00:00:00 (default) and press start. To use it as a count down set the timer to anything other then 00:00:00 and press start.</div> <div class="id-app-translated-desc" style="display:none">一个简单的倒计时定时器和秒表,使用它作为一个秒表设置定时器00:00:00(默认值),然后按开始。要使用它作为计数下降的任何其他设置定时器00:00:00,按开始键。</div> <div class="show-more-end">