Its alert systems instantly notifies users through visual / sound alarms when detecting hazardous concentrations, while the compact design enables portable use during home inspections or workplace audits Featuring a high sensitivity digital display and shock resistant ABS housing, this air monitor combines rapid response technology with construction for in demanding conditions The CO2 Detector delivers precise real time of PM2.5, formaldehyde, and CO2 levels with sensitive sensors, ensuring accurate air assessment for healthier indoor environments Optimize air in nurseries, laboratories, or renovated spaces where formaldehyde exposure risks and particulate matter fluctuations demand continuous Perfect for families, school administrators, and industrial officers seeking professional detection without complex operations requirements, Manufacturer: Kelisdi