It’s low power, very lightweight, can be worn during physical activities.]<ref>https://hackaday.io/project/164486-uecg-a-very-small-wearable-ecg</ref> | It’s low power, very lightweight, can be worn during physical activities.]<ref>https://hackaday.io/project/164486-uecg-a-very-small-wearable-ecg</ref> |