Attributes

Brand	-
Category	Robotics / STEM Teaching Tools / Sensors
Origin	-
Chip Model	MAX30102
Interface	I2C
Operating Voltage	1.8V / 3.3V
LED Wavelengths	Red (660nm) and IR (880nm)
FIFO Depth	18 samples
Sampling Rate	Up to 3200Hz
Package Type	Module with Breakout Board
Dimensions	16mm x 13mm x 4mm
Compatibility	Arduino, Raspberry Pi, ESP32
Application	Wearable Health Monitoring

6 reviews

Anonymous

Mar 30, 2026

Rating: 5/5

Perfect for DIY Wearables

This module works flawlessly with my ESP32 project. The I2C communication is stable, and the library support is excellent. Reading heart rate data was straightforward.

Anonymous

Mar 29, 2026

Rating: 5/5

Excellent documentation support

I was worried about the integration complexity, but the available libraries made it very easy to get up and running within an hour. Highly recommended for students.

Anonymous

Mar 26, 2026

Rating: 4/5

Good value, needs calibration

The sensor is sensitive and responsive. However, you need to spend some time calibrating it for accurate SpO2 readings depending on skin tone and fit. Great for prototyping.

Anonymous

Mar 25, 2026

Rating: 5/5

Accurate and compact

Compared the readings with a commercial pulse oximeter, and the results were surprisingly close. The form factor is small enough to fit into a wristband design.

Anonymous

Mar 25, 2026

Rating: 3/5

Works but sensitive to light

The sensor works well in dark conditions, but ambient light interferes with the readings significantly. Make sure to shield it properly in your final build.

Anonymous

Mar 17, 2026

Rating: 5/5

Reliable component

Bought five of these for a class project. All of them worked out of the box. The signal quality is clean, and the power consumption is low.

5 FAQ

Q: Does this module come with a library for Arduino?

A: Yes, there are several open-source libraries available on GitHub, such as the SparkFun MAX3010x library, which are fully compatible with this module.

Q: What is the maximum distance for I2C communication?

A: Standard I2C protocols are designed for short distances on a PCB. For off-board connections, we recommend keeping wires under 20cm and using pull-up resistors appropriate for your bus capacitance.

Q: Is this suitable for medical diagnostic devices?

A: This module is intended for educational, hobbyist, and fitness tracking purposes. It is not certified for medical diagnosis or clinical use.

Q: Does it support interrupt signals?

A: Yes, the MAX30102 chip includes an interrupt pin (INT) that can be configured to trigger when new data is ready or when FIFO thresholds are met.

Q: Can this measure blood oxygen without a finger clip?

A: The module provides raw data for Red and IR light absorption. To calculate SpO2 accurately, you typically need a specific mechanical setup (like a finger clip or tight wrist strap) to block ambient light and ensure consistent contact.

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