# M5Stack Mini Heart Rate Unit Pulse Oximeter (MAX30100)

**Type:** Product page · **SKU:** CE07670 · **Brand:** [M5Stack](https://core-electronics.com.au/brands/m5stack-australia)
**Page:** https://core-electronics.com.au/m5stack-mini-heart-rate-unit-pulse-oximeter-max30100.html ([markdown](https://core-electronics.com.au/m5stack-mini-heart-rate-unit-pulse-oximeter-max30100.html.md))

HEART is built using the MAX30100 chipset. MAX30100 is a complete pulse oximetry and heart-rate sensor system solution designed for the demanding requirements of wearable devices. The MAX30100 provides very small total solution size without sacrificing optical or electrical performance. Minimal external hardware components are needed for integration into a wearable device.

> ⚠ Deal is for shelf stock only — any additional stock will be at the normal price.

## Pricing

- **Price:** $16.41 (inc GST) — $14.92 AUD, exc GST

## Availability & dispatch

- In stock, ships same business day if ordered before 2PM (Australia/Sydney).
- We can dispatch 6 today; more stock is typically available with a 8–19 day lead time.

## Description

HEART is built using the MAX30100 chipset. MAX30100 is a complete pulse oximetry and heart-rate sensor system solution designed for the demanding requirements of wearable devices. The MAX30100 provides very small total solution size without sacrificing optical or electrical performance. Minimal external hardware components are needed for integration into a wearable device.

- How do we use this Unit to test the heart rate ? Put your finger on the detection area.
- What is the communication protocol between M5 core and this unit? I2C(0x57).
 
**Features**

- Programmable Sample Rate and LED Current for Power Savings
- Ultra-Low Shutdown Current (0.7µA, typ)
- Advanced Functionality Improves Measurement Performance
- High Sample Rate Capability
- Fast Data Output Capability
- GROVE interface
- Software Develop platform: Arduino
- Two Lego-compatible holes
 
**Include**

- 1x HEART Unit
- 1x Grove Cable
 
**Specification**

- communication protocol: IIC:0x57
- Operating Voltage: 1.8V-3.3V
- Net weight: 5g
- Gross weight: 18g
- Product Size: 32\*24\*8mm
- Package Size: 67\*53\*12mm
 
**Contents**

- [Easyloader](https://docs.m5stack.com/#/en/unit/heart?id=easyloader)
- [related-link](https://docs.m5stack.com/#/en/unit/heart?id=related-link)
- [schematic](https://docs.m5stack.com/#/en/unit/heart?id=schematic)
- [examples](https://docs.m5stack.com/#/en/unit/heart?id=example)

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/m/i/mini-heart-rate-unit-u029-2.jpg)