VTSYIQI 3 in 1 Gas Detector Alarm Oxygen Hydrogen Sulfide Combustible Gas Concentration Detecting Instrument Multi Gas Leak Alarm with USB Interface Audio Sound&Light Alarm LCD Display for Municipal Industry Gas Test

VTSYIQI 3 in 1 Gas Detector Alarm Oxygen Hydrogen Sulfide Combustible Gas Concentration Detecting Instrument Multi Gas Leak Alarm with USB Interface Audio Sound&Light Alarm LCD Display for Municipal Industry Gas Test About this item Gas detected:Oxygen,Hydrogen Sulfide,Combustible Gas Measuring Range:0-30%VOL(O2);0-100PPm(H2S);0-100%LEL(EX) Resolution Ratio:0.1%vol(O2);1/0.1PPm(H2S);1%LEL/1%vol(EX); The multi-gas detector, is a one gas detecting instrument which can be equipment with one kind gas sensor or several kinds gas sensor for detecting different gases simultaneously. It adopts dot matrix display technology and various toxic gas sensors. It can be configured with single, two in one, three in one, four in one, five in one or any other four kind toxic gas sensors for working. The multi-gas detector with LCD display, has high sensitivity and fast response time. With audio sound&light alarm,it adapts to rather complex environment for concentration monitoring. The product is