Overview

Indoor Air Quality Monitor LMAQM-A133 detects indoor concentrations of PM2.5, formaldehyde, and TVOC with real-time digital display. Integrated with laser scattering and semiconductor sensing technologies for effective particle and gas tracking. Equipped with button controls, USB charging, and compact handheld casing for flexible deployment in enclosed settings. Initiated with lightweight build and vertical screen layout for clear readings during air quality checks. Our Monitor supports tracking airborne pollutants across homes, classrooms, and office interiors.

Features :

Multi-element detection

Multi-element detection

Particle concentration

Color-coded digital interface 

Tabletop structure

Specifications :

Material	ABS
Color	Black
Test Range	PM2.5: 0 to 999 µg/m³, HCHO: 0.001 to 1.999 mg/m³, TVOC: 0.001 to 9.999 mg/m³
Test Elements	PM2.5, HCHO (Formaldehyde), TVOC
Sensor Type	PM2.5 Sensor: Laser Scattering, HCHO/TVOC Sensor: Semiconductor
Power Supply	Rechargeable lithium battery 2000 mAh
Dimensions	164 × 69 × 44 mm
Packing Dimensions	550 × 350 × 410 mm
Net Weight	179 g
Gross weight	19 kg

Applications :

Air Quality Monitor LMAQM-A133 applies to indoor spaces such as homes, offices, classrooms, and laboratories where air quality monitoring is essential. It is suitable for evaluating pollutant buildup in enclosed or poorly ventilated environments.