According to the National Health Commission information, by 24:00 on January 30, total of 9,692 cases of confirmed infection, 1,527 cases of severe cases, 213 cases of deaths, and 171 cases of cure...
1. Use 75% alcohol to clean the surface of the measurement site to remove the cuticle and sweat stains on human skin and prevent the electrode from bad contact.
2. Be sure to connect the ground wir...