Do you have three independent devices to measure ECG, PPG and heart rate? Then it’s time to order the ProtoCentral MAX86150, where you can easily switch from three devices to one for quick measurement. The ProtoCentral MAX86150 is optimised three-in-one with integrated PPG, ECG and Heart Rate Sensor Module.
Its time for real and accurate measurement!!! See the hacker.io project page for detailed information on Pulse Transit Time for Cuff-less BP from ECG and PPG.