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Detailed Product Description
Description:1)Alarm mode: Give an alarm warning while Alarm density reaches: Coal gas: 1000~5000ppm, LGP: 1000~5000ppm, natural gas: 1000ppm~5000ppm 2)Working mode: independent & compatible mode: work solely at party ,room etc. work with our burglar alarm panel, so the alarm panel automatically dial up the alarm phone. 3) siren:>90db 4) strict method with good qualityDescription:1. Operating Voltage:AC220V, or AC110V; DC12~20V2. Working temperature: -10degree~50 degree 3. Alarm density: Coal gas: 2000ppm+/- 30%, natural gas: 2000ppm+/-30%,Liquid petroleum gas: 5000ppm+/-30%,5. Operating Frequency: 43
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