ResearchGate.net paper showing physiological sensors attached to the Ubdots cloud driven by a solar panel Posted bypg@petergamma.org February 9, 2023February 9, 2023 Last Updated on February 9, 2023 by pg@petergamma.org https://www.researchgate.net/publication/349455223_On_Architecture_of_Self-Sustainable_Wearable_Sensor_Node_for_IoT_Healthcare_Applications