刷牙计时器
牙医建议刷牙2分钟。此计时器将时间分为4个象限，每个30秒，确保彻底清洁。
↗️ Upper Right 0:30
↖️ Upper Left 0:30
↘️ Lower Right 0:30
↙️ Lower Left 0:30
2:00
刷牙计时器的常见用途
儿童牙齿卫生
Make brushing fun with visual quadrant guides and countdown.
矫正器护理
Ensure thorough brushing around braces with timed sections.
刷牙习惯
Build the habit of brushing for the full recommended 2 minutes.
常见问题
Why brush for 2 minutes?
The American Dental Association recommends brushing for 2 minutes twice daily to effectively remove plaque and prevent cavities.
What are the quadrants?
Your mouth is divided into 4 sections: upper right, upper left, lower right, and lower left. Spend 30 seconds on each.
Is there a kids mode?
The visual countdown and quadrant indicators make it fun and easy for children to follow along.