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gas detectorFeatures: 1.Be sensitive to gas/naturalgas/liquid oil gas. 2.Safety design, signal-chipintelligent process and temperature compensation automatically. Low false alarmand reliable self-inspection. 3.Alarming with sound and flash andrestoring automatically. 4.Available to work alone or workas an accessory of an alarm system. Specification 1.Operating power: 230VAC +/-10% 2.Alarming density; gas: 0.1% ~0.3%, natural gas: 0.1% ~0.5% liquid oil gas: 0.0% ~ 0.3% 3.Operating temperature: -10 to 45celcius 4.Operating humidity:less than or equal to 97% 5.Alarm volume: greater than or equal