The Seeed Technology Co., Ltd CO2, Humidity, and Temperature Sensor, Part Number 101991029, provides comprehensive environmental monitoring capabilities. This device integrates sensors for carbon dioxide levels, relative humidity, and ambient temperature, offering a consolidated solution for critical environmental data acquisition. The sensor outputs data via industry-standard RS485 and SDI-12 serial interfaces, ensuring broad compatibility with existing data logging and control systems. Its operational temperature range of 0°C to 50°C makes it suitable for deployment in various indoor and controlled outdoor environments. This component finds application in building automation, environmental monitoring, and agricultural technology sectors where precise measurement of these parameters is essential. The product is supplied in bulk packaging.