MP400S five-gases detector can support the detection of combustible gas, oxygen, organic gas, carbon dioxide and other toxic gases. At the same time, it gives users an unprecedented friendly and flexible wireless detection experience. The MP400S can anticipate potential threats to users and devices, It provides continuous detection and provides decision makers with faster response times and scientific decisions to reducing unnecessary losses. The MP400S has a built-in sampling pump. It can be widely used in metallurgy, petroleum and petrochemical, chemical, fire, telecommunications, municipal, sewage treatment and other industries.