Module with a heart rate monitor system for the T-Wristband

Module with an EMG signal detector. The board is equipped with a Grove connector and has an analog output. Seeed Studio 101020058

The module with the MAX30100 chip that monitors the oxygen content in the blood and the heart rate. It consists of two LED diodes, a photodetector, optimized optics and low noise analog signal processing. modMAX30100

Heart rate measurement module compatible with Arduino and Raspberry Pi (Gravity: Heart Rate Monitor Sensor For Arduino). It uses PPG technique, which in a simple and cheap way is able to measure the changing volume of blood. DFRobot SEN0203

Module with a pulse sensor and SpO2 level (oxygen saturation level). It is based on the MAX30102 chip and MCU with heart rate and oximetry algorithm. Sensor communicates via the I2C interface. DFRobot SEN0344

SparkFun Cab-12970

Module with a pulse sensor (heart rate). The board is equipped with a Grove connector and a digital output in the form of pulses. Seeed Studio 101020033

Heart rate monitor module based on the MAX30102 chip. Powered with the voltage from 3.3 to 5V, communication via the I2C interface.

Disposable biomedical electrodes that allow you to perform experimental ECG measurements. DFRobot FIT0510

A module with an EMG sensor that detects the activity of human muscles and neurons. Generates an analog signal in the range from 0 to 3 V on the output, it does not require the use of a conductive gel. DFRobot SEN0240

Gravity: Heart Rate Monitor Sensor is a sensor used to measure heart activity. Adapted for easy use with Arduino. SparkFun SEN0213

Module with a pulse sensor and the level of SpO2 (oxygen saturation level). It is based on the MAX30102 chip and communicates via the I2C or UART interface (Gravity connector). DFRobot SEN0518

Muscle Sensor Surface EMG Electrodes allow you to control your projects with your muscles. Adafruit 2773

Module with heart rate and SpO2 sensor (oxygen saturation level) MAX30100 designed for M5Stack sets. M5Stack U029

Module with GSR skin resistance sensor. It is used to measure skin activity, which reflects the stress response and experienced emotions. The board is equipped with a Grove connector and communicates via an analog interface. Seeed Studio 101020052

Module with heart rate sensor, SpO2 (oxygen saturation) and smoke levels. It is based on the MAX30101 chip and communicates via the I2C interface. Pimoroni PIM438

Heart rate monitor module based on the popular MAX30101 and MAX32664. The board is equipped with connectors compliant with the Qwiic standard. SparkFun SEN-15219