Findtime Fitness Tracker S4

【HD Touch Screen & Personalized Dials】 1.57" HD touch screen equipped with 200*320 pixel resolution can provide you comfortable touch and excellent visual experience. With high-definition big screen, restore pure colors of nature, clear and vivid. This watch has several built-in new dials and the dial market has more personalized dials for you to choose from. A delicate gift for holidays or daily occasions. 【ECG Monitoring】 Wrist-wearing ECG test function, intelligent and portable to measure at any time, using the ECG sensor chip, according to the I-lead standard, using superconducting powder metallurgy technology to collect the heart's ECG waveform (ECG), which is the same as the detection principle of the hospital's ECG machine, helping Users discover abnormalities in a timely manner to assess sudden risks. 【HRV Monitoring】 HRV is the heart rate variability, which refers to the change of the heartbeat cycle. It is an important indicator to judge the ability of