Sensors | Free Full-Text | Wearable Technologies for Electrodermal and Cardiac Activity Measurements: A Comparison between Fitbit Sense, Empatica E4 and Shimmer GSR3+
Amazon.com: Fitbit Charge 5 Advanced Health & Fitness Tracker with Built-in GPS, Stress Management Tools, Sleep Tracking, 24/7 Heart Rate and More, Lunar White/Soft Gold, One Size (S &L Bands Included) :