14in1 gas monitor adopts use high quality gas sensor, safe and reliable, accurate measurement, stable performance. 2It has excellent sensitivity and repeatability, is easy to use and maintain, and meets the equipment's high reliability requirements through industrial site safety monitoring. 3The shell is made of high strength engineering plastics and compound anti-skid rubber, which is dustproof and explosion-proof with high strength and soft feel. 4Record data and review function, can record 12,000 data continuously. The view function displays waveforms for easy viewing of data. 5With color screen, friendly interface. There are six icon options in the main menu, namely single measurement, multiple measurement, view record, alarm setting, system setting and calibration. 6Support Chinese and English selection and real-time display of battery power, three alarm forms: sound, light and vibration. 7It is widely used in petroleum, chemical, environmental protection, metallurgy, refining, gas transmission and distribution, biochemical medicine, agricultural research and so on. 8It can detect 4 kinds of gases: carbon monoxide (CO), hydrogen sulfide (H2S), oxygen (O2) and combustible gas (LEL).