Labotronics Handheld Air Sampler offers a 100 L/min ±5% flow rate and adjustable volume from 0.01 to 9999 L. It features a 17 m/s sampling wind speed, an LCD touch screen, and a quick-change petri dish port for efficient, contamination-free air sampling. https://www.labotronics.com/handheld-air-sampler/lb-10has