The MAX30102 is an integrated pulse oximetry and heart-rate monitor biosensor module based on PPG ((PhotoPlethysmoGraphy). It is so small that you can just wear it on your finger or wrist for data collecting. Internally integrated 18 bit ADC, the sensor supports I2C data output, which could be compatible for most controllers.

Features:

Extremely low standby current
High sampling rate
High SNR

Applications:

Heart-rate Measurement
SPO2 Detection

Specifications:

Power Supply: 3.3V~5V
Working Current: <5mA
RED/IR LED Driving Current: 0-50mA
Communication: I2C
I2C Address: 0x57
Operating Temperature: -40℃~85℃
Dimension: 18×14mm/0.71×0.55”