Gas tester,And Lel O Co And Professional Sniffer With Lcd Display Monoxide Meter 4 H S O Portable H S 4 In 1 Sound Vibration Alarm Lel Professional Buzhi Qisuo

Can connect to a sampling pump to operate in closed place. Sound/vibration/flash triple alarms works when one of the CO, HS, O & LEL gas concentration reaches the level of the alarm. Can be widely used in shipping, mining, oil exploitation, chemical, gas pipeline, tunnel construction, coal, metallurgy, paper, fire, municipal, textile and other industries. Continuously monitor the CO, HS, O and LEL gas concentration in the surrounding environment with professional and accurate measurement. Detect 4 kinds of gas: carbon monoxide(CO), hydrogen sulfide(HS), oxygen(O) and combustible gas(LEL).