I use a digital countdown timer alarm to wake myself up.

我用一个数字倒数计时器叫醒自己。

youdao

I set my countdown timer alarm for 30 minutes right when I lie down.

每次我按下30分钟倒数计时器闹铃，然后就躺下。

youdao

I'll use a countdown timer alarm set for 30 minutes, so I won't oversleep.

为了防止睡过头，我会用一个30分钟的倒计时器。

youdao

The movement offers a couple of timezones, a chronograph, calendar, alarms, and a countdown timer.

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As for the front-facer, we're told that in addition to its higher resolution it's also able to make smarter auto-adjustments to white balance and other settings, and it comes with a countdown timer so you can give display just the right amount of pout.

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