Attributes

Brand	-
Category	Robotics / STEM Teaching Tools / Sensors
Origin	-
Sensor Model	MAX30102
Interface Type	I2C
Operating Voltage	1.8V - 3.3V
LED Wavelengths	Red (660nm) and IR (880nm)
FIFO Depth	18 samples
Package Type	Module with Breakout Board
Compatibility	Arduino, Raspberry Pi, ESP32
Dimensions	19mm x 14mm x 3mm
Sampling Rate	Up to 3200Hz
Application	Wearable Health Monitoring & Prototyping

6 reviews

Anonymous

Mar 31, 2026

Rating: 3/5

Works but sensitive to light

The sensor picks up ambient light interference easily. You need to shield it properly or use it in a dark enclosure for consistent SpO2 readings.

Anonymous

Mar 20, 2026

Rating: 5/5

Excellent documentation support

Found plenty of example codes online for Arduino. The breakout board pins are clearly labeled, making wiring very easy for beginners.

Anonymous

Mar 13, 2026

Rating: 5/5

Perfect for wearable prototypes

This module works flawlessly with my ESP32 project. The I2C communication is stable, and the library support is excellent. Great value for electronic development.

Anonymous

Mar 11, 2026

Rating: 5/5

Great learning tool

Bought this to learn about biometric sensors. It's small, low power, and the data output is easy to parse. Highly recommended for students.

Anonymous

Mar 08, 2026

Rating: 4/5

Reliable for development

We use these in our workshop for various student projects. They are durable and handle repeated connections well. Just remember it's a development board, not a medical device.

Anonymous

Mar 01, 2026

Rating: 4/5

Good sensor, needs calibration

The hardware quality is solid. However, getting accurate heart rate readings requires some software tuning and proper finger placement. Once calibrated, it works well.

5 FAQ

Q: Does this come with a library for Python?

A: While we do not bundle a physical library, there are several open-source Python libraries available for Raspberry Pi and CircuitPython that support the MAX30102.

Q: What is the maximum distance for detection?

A: This is a contact-based sensor. The finger or skin must be in direct contact with the sensor surface for accurate readings; it does not work at a distance.

Q: Can this measure blood pressure?

A: No, the MAX30102 measures heart rate and blood oxygen saturation (SpO2) only. It cannot measure blood pressure.

Q: Is this module compatible with 5V Arduino boards?

A: Yes, but since the MAX30102 operates at 1.8V-3.3V, you should use a logic level converter or an Arduino board with 3.3V logic to avoid damaging the sensor.

Q: How do I reduce noise in the readings?

A: Ensure steady contact, minimize movement, and shield the sensor from ambient light. Using digital filtering algorithms in your code also significantly improves signal quality.

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