MAX30102 Low Power Heart Rate And SpO2 Sensor Breakout Board, Plug And Play, 2 Pack, For Arduino And ESP32, Pulse Oximetry Solution, I2C 3.3V Ready, Replaces MAX30100, Open Source Code

Low-Power Pulse Oximeter Sensor Breakout for Arduino/ESP32
✔️ Two-pack, I2C 3.3V, HR & SpO2 sensing, 14x14mm PCB module

Compact pulse oximetry sensor breakout designed for wearables and microcontroller projects, enabling non-invasive heart rate and SpO2 monitoring via dual-wavelength LEDs. Includes open-source code examples for quick integration with ESP32, STM32, and Raspberry Pi via I2C at 3.3V.

✅ Dual-wavelength sensing (660nm red, 880nm IR) for HR & SpO2
✅ I2C interface at 3.3V, compatible with Arduino/ESP32
✅ Ultra-compact 14x14mm PCB with integrated LED drivers
✅ Medical-grade algorithm with 0.1% SpO2 resolution and 1 bpm HR
✅ Ultra low power: <1mA active current at 50 Hz
✅ 2-pack breakout boards for easy multi-sensor setups

💡 What is a pulse oximeter sensor breakout board used for in wearable health devices? This handy module makes it simple to add heart rate and SpO2 sensing to portable projects. - non-invasive HR monitoring - SpO2 measurement with dual-wavelength LEDs - I2C 3.3V interface for popular microcontrollers