Portable Industry H2/O3/CO/PH3/CO2/H2S/NH3/O2/NO2/NO/EX/CH4 Gas Detector Combustible Gas Alarm detetcor USB charge 0-100%LEL PH3--0-20ppm

Measurement Range : 0-100%LELModel Number : ADKS-1With LCD Screen Or Not : YesGas Type : Combustible GasDIY Supplies : ELECTRICALCertification : CE,FCC,RoHSAccuracy : 1%LELDefault Low alarm : 20%LELDefault high alarm : 50%LEL

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