• UNI-T A25D PM2.5 AIR QUALITY METER
•  A25M (handheld) /A25D (benchtop) /A25F (benchtop) 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 users visualize their environmental conditions. 

Applications

• A25 series can be used in homes, laboratories, offices, hotels, schools, factories, conference rooms, airports, hospitals, restaurants, and many other public places

Features

• Precise PM2.5 concentration based on pre-calibrated sensors
• Temperature measurement (°C/°F)
• Humidity measurement
• Emoticon display
• LCD backlight and red backlight alarm
• Battery status, low power, auto power off