Features: The MAX30102 module utilizes the newest photoplethysmography for efficient real-time monitoring of heart rhythm and oxygen saturation, ensuring accurate biometric data. With its minimal size and reduced weight, this detection unit is easy to integrate into various devices, offering excellent portability. The module provides straightforward wiring and quick setup, allowing simple data retrieval and application development through platforms. Equipped with integrated noise suppression technology, the unit delivers precise heart rhythm and oxygen saturation data even during movement or environmental changes. Suitable for health monitoring, physical activity measurement, and intelligent wearable devices, this unit meets diverse user needs for effective health management. Specifications: Size: Approx.14.1x14.1mm/0.56x0.56inch Package Includes: 1Pc sensory Module note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.