Indoor Air Quality Monitoring Dashboard / CTR230D "Your Intelligent Air Butler!" 【Space-saving】Integrated sensor, display dashboard, and data analyzer in one machine, the dashboard is your air monitoring station. 【Easy Installation】Plug-and-play, sensors and display screen are hot-swappable, no downtime for repair. 【Continuous Monitoring】Continuous monitoring, complete record-keeping, and real-time publishing, compliant with indoor air quality management regulations. 【Data Access】USB recording function, data can be downloaded from the network in 30 seconds, trend charts in 60 seconds, achieving paperless management worldwide. 【Automated Reporting】Historical trend charts, real-time trend charts, and abnormal event logs, all accessible with a single click. 【Smart Ventilation】When the indicators are abnormal, intelligent switches control the new air devices and the opening/closing of air vents, protecting breathing safety. 【Made in Taiwan】100% designed and manufactured in Taiwan, certified with CE, FCC, RoHS, and successful cases throughout Taiwan. 【Applicable Places】IAQ public space display, laboratory, office, station, airport, museum, and art gallery.