Combustible gas detection alarm toxic and harmful ammonia oxygen concentration portable four-in-one gas detector

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Upgraded four-in-one (limited time special) Long standby time 18 hours
Explosion-proof four-in-one (EX+CO+O2+H2S) receives a 30 yuan discount on large coupons
Orange
EX Combustible Gas Detector (Official Standard) Sound and Light Seismic Triple Report
ADKS-1 Oxygen (official standard) Collection focuses on upgrading SF
ADKS-1 carbon monoxide (official standard) waterproof and dustproof and dropproof
Hydrogen sulfide (official standard) test report + explosion proof
NH₃ ammonia gas alarm (official standard) test report + explosion proof
VOC Gas Detector (Official Standard) Test Report + Explosion Proof
Nitrogen dioxide test report + explosion proof
Sulfur dioxide test report + explosion proof
Hydrogen chloride test report + explosion proof
Chlorine gas test report + explosion proof
Hydrogen test report + explosion proof
Nitric Oxide Test Report + Explosion Proof
Formaldehyde test report + explosion proof
Vinyl chloride test report + explosion proof
Ethylene oxide test report + explosion proof
Ethanol alcohol test report + explosion proof
Carbon dioxide test report + explosion proof certificate
Separate gas sampling pump 20 cm tubing is complimentary

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Color classification:: Upgraded 4-in-1 (limited time special) explosion-proof 4-in-1 (EX+CO+O2+H2S) Orange

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Items weight estimation 0 g, subject to actual weight
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