Aeroqual Ranger™ | Dust is a real-time, active-sampling monitor that provides simultaneous measurements of multiple particle fractions (PM1, PM2.5, PM4, PM10, TSP) and temperature and relative humidity, in a connected, lightweight handheld solution with Cloud-based data visualizations. It is rugged and easy to use, featuring a long-life lithium battery and a lightweight, ergonomic design. Ranger Dust lets you see what's happening at the job site, even when you're not there, cutting down on site visits. All logged data is backed up on Ranger Cloud, in real-time, wherever Wi-Fi is available. Sign up to receive automatic alerts and minimize data loss.