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UNI-T A25D PM2.5 Meter Air Quality Monitor Temperature and Humidity Detection

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Available on backorder

Original price was: ₹7,473.85.Current price is: ₹6,898.85.

  • Estimated delivery time 2-4 days
  • (Subject to stock Availability)

Product details

Atmospheric particulate matter (PM) is microscopic solid or liquid matter suspended in the Earth’s atmosphere, which can adversely affect human health. PM2.5 particles are air pollutants with a dia of 2.5μm or less, containing soot, smoke, metals, nitrates, sulfates, dust, water, and tire rubber.
When we breathe, PM2.5 can get deep into our lungs and some may even get into bloodstream. Exposure to fine particles can affect the heart and lungs.
A25D is a desktop air quality monitor mainly used for monitoring PM2.5 concentration in homes, shopping malls, offices, stations, etc.


  • Small and exquisite design for easy portability.
  • Dual-display showing PM2.5 concentration and ambient temperature simultaneously.
  • Six emoji icons to indicate PM2.5 concentration levels (Excellent, Good, Mild, Moderate, Severe, Toxic).
  • Utilizes a laser sensor for automatic calibration and real-time detection.
  • Powered by a rechargeable polymer battery, providing up to 4 hours of continuous use.
  • Comes with a suspension bracket and car bracket for versatile usage in various environments.
  • One-button measurement with over-range indication.
  • Celsius/Fahrenheit temperature switch (°C/°F) for user preference.

Click Here for Data Sheet!


Specifications Range A25D
PM2.5 (ug/m³) 0~100
Temperature (℃) 0~2mg/m³ ±1℃
Temperature (℉) 0~2mg/m³ ±1.8℉
Humidity 5%~99%RH ±5%RH@30%~80%RH
±8%RH@<30%RH, >80%RH
Power 1500mAh rechargeable polymer battery
Display Size 42mm x 65mm


Package Includes:

USB Cable, PM2.5 Meter and User Manual.

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