Pulse Sensor Pulse Heart Rate Module

The Pulse Sensor Pulse Heart Rate Module is a compact optical sensor that detects heartbeats in real time using light reflection from a fingertip or earlobe.
Ideal for Arduino, Raspberry Pi, ESP32, and other microcontrollers, it outputs an analog voltage signal corresponding to each heartbeat for accurate BPM (beats per minute) calculations.

Featuring an integrated photodiode and signal amplifier, the module delivers stable readings even in low-light environments and is perfect for wearable electronics, fitness devices, and biomedical IoT applications.

🔹 Key Features

• Real-Time Heart Rate Monitoring: Detects pulse from fingertip or earlobe.

• Analog Output: Easy integration with Arduino analog input pins.

• Built-In Amplifier & Noise Filter: Ensures accurate BPM measurement.

• Compact & Lightweight: Ideal for wearables and portable devices.

• Easy Setup: Plug-and-play with Arduino libraries and sample code.

🔹 Technical Specifications

• Operating Voltage: 3.3 V – 5 V DC

• Output Type: Analog signal (0 V – Vcc)

• Sensor Type: Photoplethysmography (PPG) optical sensor

• Wavelength: 600–700 nm LED

• Board Size: Approx. 25 mm × 12 mm × 4 mm

• Sampling Rate: Up to 500 Hz

• Interface Pins: VCC, GND, Signal (S)

🔹 Applications & Use Cases

• Fitness Trackers & Wearables – Monitor heart rate during exercise.

• Healthcare Projects – Create DIY bio-monitoring systems.

• IoT Medical Devices – Connect to cloud services for remote health tracking.

• Robotics & Research – Integrate human biofeedback into experiments.

• Educational Projects – Teach biomedical engineering and data analysis.

🔹 Advantages for Makers & Engineers

• Compatible with Arduino and Accessories and Electronics Components.

• Ready-to-use open-source libraries for quick prototyping.

• Low power consumption for battery-powered designs.

🔹 Safety & Precautions

• For educational and hobby use only; not a medical diagnostic tool.

• Ensure the sensor and skin contact area are clean for best results.

• Avoid excessive ambient light for accurate readings.

🔗 Helpful Internal Links

• Explore Arduino and Accessories for microcontroller boards.

• Browse Electronics Components to build complete health-monitoring systems.

• Check Tools and Accessories for assembly needs.

🎥 Video Tutorial

[YouTube tutorial link here]

📝 Product Summary

The Pulse Sensor Pulse Heart Rate Module offers accurate, real-time BPM monitoring with simple analog output, making it perfect for Arduino, Raspberry Pi, wearable electronics, IoT health devices, and educational biomedical projects.