Here's a YouTube list of Countdown Timers with the R10 logo.  Countdown ranges from 30 seconds to 1 hour.

Same Countdown Timers as above but in file format for offline use. Click the link then hover and click the 3 dots button in the lower right corner of the video to download the file for offline use.

• 30 seconds

• 1 minute

• 2 minutes

• 3 minutes

• 4 minutes

• 5 minutes

• 6 minutes

• 7 minutes

• 8 minutes

• 9 minutes

• 10 minutes

• 15 minutes

• 20 minutes

• 30 minutes

• 1 hour