Multi gas detector up to 5 gases among: VOC, CO2, LEL, H2S, CO, O2, SO2, PH3, NH3, NO2, HCN, Cl2, ClO2, O3. Available as either a standard toxic gas model, a PID model for the detection VOCs, or an IR model for CO2 detection. Available in both versions: diffusion detection or with integral motorized pump for remote sampling. Two power options: AA alkaline or rechargeable hot-swappable battery packs.