沙漏计时器 [best sand timer]

富有艺术设计的数字沙漏计时器。时间静静地流逝。此数字沙漏可用于测量任何不超过 60 分钟的时间。它就像一个漂亮的可视指示器,指示您的任务还剩余多少时间。* KIDS FRIENDLY(儿童友好)为孩子展示时间,让他们感受时间。无需读取或知道数字就可以看到可视化的时间流逝,感

拳击间隔计时器

Boxing Interval Timer is a round timer designed for training in any round sport such as Boxing Martial Arts, Wrestling, Mixed Martial Arts (MMA), Muay Thai, Kick Boxing, BJJ, or for any other round timer needs. It’s simple, modern and effective and