The Sniffer4D Mini2 can detect up to 9 gases at a time. It can be customised for a user's needs.

Available parametres include: PM2.5, PM10, SO2, CO, NO2, O3, TVOC, LEL, CH4, CO2, HF, H2S, NH3, HCI, H2, Cl2, PH3, NO, HCN, Odour (OU), and HCHO.