Indoor Air Quality Monitor LMAQM-A112

Indoor Air Quality Monitor LMAQM-A123

Material: Metal + ABS
Color: Black
Test Elements: PM2.5, PM10, PM1.0, HCHO, TVOC, Temperature, Humidity, AQI, Date, Clock
PM2.5/PM1.0/PM10 Range: 0 to 999 µg per m³
HCHO Measuring Range: 0.001 to 1.999 mg per m³

Material: ABS
Color: Black
Test Elements: CO₂, PM2.5, AQI, HCHO (Formaldehyde), TVOC, Temperature, Humidity, Time
PM2.5/PM1.0/PM10 Measuring Range: 0 to 999 µg per m³
HCHO Measuring Range: 0.001 to 1.999 mg per m³

Material: ABS
Color: White
Sensor Type: Semi Conductor
Test Elements: CO2, PM2.5, PM10, AQI, HCHO (Formaldehyde), TVOC, Temperature, Humidity, Time
Carbon Dioxide Measuring Range (CO2): 400 to 5000 ppm

Material: ABS
Color: Black and Orange
Test Elements: CO₂, PM2.5, HCHO (Formaldehyde), TVOC, Temperature, Humidity, AQI, Time, Date, Alarm
Carbon Dioxide Measuring Range: 400 to 5000 ppm
PM2.5/PM10 Measuring Range: 0 to 999 µg per m³

Material: Metal + ABS
Color: Black
Test Elements: PM2.5, PM10, PM1.0, HCHO (Formaldehyde), TVOC, Temperature, Humidity, AQI
PM2.5/PM1.0/PM10 Range: 0 to 999 µg/m³
HCHO Measuring Range: 0.001 to 1.999 mg/m³

Working Temperature Range	-20°C to +60°C
Humidity Range	5% to 95% RH
Particle Measuring Range	0.3 to 1.0, 1.0 to 2.5, 2.5 to 10 µm
PM2.5 Effective Concentration Range	0 to 500 µg/m³
PM2.5 Maximum Concentration Range	0 to 2000 µg/m³
Particle Measurement Resolution	1 µg/m³
CO₂ Measuring Range	0 to 5000 ppm
CO₂ Maximum Range	0 to 10000 ppm
CO₂ Sensor Resolution	±50 ppm + 3% of reading
Formaldehyde Effective Range	0 to 1 mg/m³
Formaldehyde Maximum Range	0 to 2 mg/m³
Formaldehyde Sensor Resolution	0.001 mg/m³
TVOC Sensitive Gases	Toluene, formaldehyde, benzene, alcohol, acetone, etc.
TVOC Measuring Range	1 to 5 mg/m³
TVOC Sensor Resolution	0.001 mg/m³
Temperature Measuring Range	-40°C to +100°C
Temperature Resolution	0.01°C
Humidity Measuring Range	0 to 99% RH
Humidity Resolution	0.01% RH
CO Measuring Range	0 to 500 ppm
CO Maximum Range	0 to 1000 ppm
CO Sensor Resolution	±10 ppm + 3% of reading
Program Memory	4 MB
Data Storage	1024k, 1-year data retention without power
Power Consumption	Less than 10 W
Power Supply	DC 24V
Mounting Hole Distance	60 to 66 mm
Dimension	86 × 86 × 52 mm
Weight	450 g