Tianmeishi is a famous manufacturer of health sports equipment. Its name is Ironman Target Trainer Heart Rate Monitor, which means the triathlon heart rate meter. Automatic intelligent summary is made by recording various data such as training average, giving corresponding guidance and improving training efficiency.
Timex T5K726F5 recently sold at a low price of $67.86, which is more than one time more expensive than the historical low price... About 400 yuan, it seems that this model can not be found in China or Taobao.
