MAX30102 Low Power Heart Rate And SpO2 Sensor Breakout Board For Arduino And Microcontrollers With Dual Wavelength 660nm Red And 880nm IR I2C Interface 3V3 Logic Open Source Code For Pulse Oximetry And Quick ESP32 STM32 Raspberry Pi Integration
✔️ Dual-wavelength 660nm/880nm with I2C, 3.3V logic, 14x14mm PCB
The compact breakout brings heart-rate and SpO2 sensing to hobbyists and professionals alike, ideal for wearables and quick sensor tests. It’s designed for easy integration with Arduino, ESP32, STM32, and Raspberry Pi via a 3.3V I2C interface.
✅ Measures HR and SpO2 via dual-wavelength 660nm red + 880nm IR light.
✅ Ultra-compact 14x14mm PCB with integrated LED drivers and ambient light cancellation.
✅ Medical-grade precision with 0.1% SpO2 resolution and 1 bpm HR accuracy.
✅ Low active current under 1mA at 50 Hz sampling for battery-powered devices.
✅ I2C interface with 3.3V logic; open-source C code for ESP32/STM32/Raspberry Pi.
✅ Ideal for wearables and quick ESP32/STM32/Raspberry Pi integration.
💡 What is a pulse oximeter sensor breakout and why would I use it in hobby projects? This handy module helps you add HR and SpO2 monitoring to microcontroller projects.
- Handy for wearable health demos and prototype IoT health monitors
- Easy to wire via I2C to boards like Arduino, ESP32, STM32, Raspberry Pi
- Low power design keeps wearables running longer
- Dual-wavelength sensing improves SpO2 readings in hobby setups