A84E-Ozone Detector Ozone Meter Ozone Gas Detector Ozone Meter With Alarm,Temp & Humidity Tester US Plug

Welcome to my store. I hope you have a pleasant shopping experience.Battery Included : No High-concerned chemical : None DIY Supplies : Metalworking Origin : Mainland China Specification 1 : Gas Monitor Specification 2 : Gas Leak Detector Specification 3 : Oxygen detector Specification 4 : Carbon Monoxide Detector Specification 5 : for O2,CO,H2S,Combustible Gas Tester