Indoor Air Quality Monitor LMAQM-A112 - Air Quality Tester Labmate Indoor Air Quality Monitor stores up to 4000 records with auto overwrite for continuous tracking. The color display with clear icons shows real-time air status for quick checks. USB plug and access with portable grip design supports clinic, lab, and office safety monitoring. https://www.labmate.com/indoor-air-quality-monitor/lmaqm-a112