Air Quality Monitor

A25D Digital Bench top PM2.5 Air Quality MeterA25M (handheld) /A25D (bench top) /A25F (bench top) are air quality meters used to measure PM2.5 concentration.  A25F can also measure formaldehyde concentration. PM2.5/Formaldehyde concentrations display different emoticons on screen to help use..

A25F Digital Bench top PM2.5 Air Quality MeterA25M (handheld) /A25D (bench top) /A25F (bench top) are air quality meters used to measure PM2.5 concentration.  A25F can also measure formaldehyde concentration. PM2.5/Formaldehyde concentrations display different emoticons on screen to help use..

A25M Digital Bench top PM2.5 Air Quality MeterA25M (handheld) /A25D (bench top) /A25F (bench top) are air quality meters used to measure PM2.5 concentration.  A25F can also measure formaldehyde concentration. PM2.5/Formaldehyde concentrations display different emoticons on screen to help use..