UNI-T A25F PM2.5 Meter Air Quality Monitor Temperature/Humidity measurement, Emoticon display LCD backlight A25F

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.

Specifications Range A25F
PM2.5 (ug/m³) 0~100 ±(10ug/m³+10dgts)
101~400 ±(10%+30dgts)
401~500 ±(10%+50dgts)
Formaldehyde (mg/m³) 0~0.6 ±0.06 mg/m³
0.6~2 ±10%
Temperature (℃) 0~2mg/m³ ±1℃
Temperature (℉) 0~2mg/m³ ±1.8℉
Humidity 5%~99%RH ≤0.14mg/m³: ±25%+0.05mg/m³
≥0.15mg/m³: ±50%+0.05mg/m³
Features
Auto power off √
Low battery indication √
Red backlight alarm √
LCD backlight √
Concentration emoticon √

General Characteristics
Power 1500mAh rechargeable polymer battery
Display 42mm x 65mm
Product colour White and grey
Product net weight 230g
Product size 75mm x 55mm x 130mm
Standard accessories 1m micro interface cable