How to Electronics shows us how to attach an ECG sensor to the ubdots cloud over ESP32: You can now also attach OpenBCI Cyton over the integrated ESP32 module to the Ubdots cloud: https://www.aliexpress.com/item/1005006074984617.html?gatewayAdapt=glo2deu If you are interested in this product, we invite you to buy it as soon as possible, since we suppose it …