Advanced Sensing Technology: Equipped with the latest multi-pixel technology, the SGP41 Air Quality Sensor provides accurate monitoring of various harmful gases. High Compatibility: This sensor is designed for easy integration with various microcontrollers and development boards, making it ideal for DIY projects and professional applications. Real-Time Detection: The -SGP41 module ensures real-time gas level monitoring, allowing for immediate response and air quality management in homes, offices, and industrial settings. Compact and Reliable: Its compact design makes it easy to install in tight spaces without compromising performance. The sensor's robust construction ensures long-term reliability and accuracy. Sensirion SGP41 dual-gas environment sensor VOC+NOx dual-indicator synchronous monitoring / Fourth-generation machine learning anti-interference algorithm Interface type: for STEMMA QT / Qwiic (I²C solder-free) Core chip: Sensirion SGP41 (SGP40 ultimate upgrade version) Dual-gas accurate identification Detection indicators Application scenarios Technical advantages VOC index Formaldehyde/smoke/body odor monitoring Accuracy ±15% (30% higher than the previous generation) NOx index Automobile exhaust/combustion pollution monitoring Specializing in vehicle emissions (NO₂/NO) Dual signal parallel output: single sampling synchronous acquisition VOC Index + NOx Index (0-500 scale), response time Less than 1 second AI anti-interference engine Integrated Sensirion SVM4 algorithm, automatic filtering Perfume/cleaner instantaneous interference Temperature and humidity fluctuations (compensation accuracy up to ±3% RH) Sensor aging drift (life extended to 15 years) Detection range:VOC/NOx dual index 0-500 Operating voltage:3.3V ±10% (supports 1.7-3.6V battery direct drive) Power consumption:1.2mA (dual mode) / 0.1μA (standby) Operating environment:-30℃- +