Environmental Testers

A25 F/D/M

Features & Merits

1. Convenient to carry with exquisite design;

2. PM2.5 concentration and ambient temperature display together on screen;

3. Six emoticons to indicate PM2.5 concentration grade (top quality, good, mild, moderate, severe, poison);

4. Designed with laser sensor for auto calibration & real-time test;

5. Can continuously work for 4hrs with rechargeable polymer battery;

6. Equipped with wall & car mounts for application in various environments;

7. Test with one key, over-range indication;

8. °C/°F unit switching

Specifications	Range	Accuracy
		A25M	A25D	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℃	-10~50℃	For reference only	±1℃	±1℃
Temperature℉	14～122℉	For reference only	±1.8℉	±1.8℉
Humidity	5%~99%RH	-	±5%RH@30%~80%RH±8%RH@<30%RH, >80%RH	±5%RH@30%~80%RH±8%RH@<30%RH, >80%RH
Features
Auto power off	√
Low battery indication	√
Red backlight alarm	√
LCD backlight	√
Concentration emoticon	√
General Characteristics
Power		520mAh rechargable polymer battery	1500mAh rechargable polymer battery
LCD size		2 inches	3 inches
Product color		White and grey
Product net weight		80g	250g
Product size		64mm×60mm×55.2mm	30mm×20mm×50mm
Standard accessories		1.5m mini USB interface cable, car mount, wall mount	1.5m mini USB interface cable