The ED137SY-R2 Sensor Module ROHS by EasyDetek is a micro-electromechanical system (MEMS) designed for use in energy consuming electronic devices. This module is designed to be highly efficient and reliable, and it provides accurate and real-time measurements of temperature, humidity, pressure, and more. The ED137SY-R2 has a range of sensing elements including a thermopile infrared sensor, a resistive humidity sensor, and a piezoelectric pressure sensor. It also features a range of input and output features, such as I2C, SPI, UART, and digital input and output pins. The ED137SY-R2 is designed with RoHS compliant materials, so it meets all safety and environmental standards for use in consumer products. It is also designed for low power consumption, making it a great choice for applications where energy efficiency is a primary concern.