Description
Reviews
| 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 |
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.
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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