Brand new and high quality DC 12V wired gas detector <br />With high sensitivity <br />This alarm can detect the leakage of household gas， liquid gas and natural gas. <br />This sensor reacts with the diffused gases in the air directly and generates a linear voltage signal. <br />When the detected gas density reaches a preset value， the alarm emits a loud alarm signal to alert users in time.<br />Weight: 138g<br />Static state: consumption <1.3W，alarm <1.7W<br />Alarm density: LPG 0.1%-0.5%，natural gas 0.1%-1%，city coal gas 0.1%-0.5%<br />Work temperature: -10℃- +50℃<br />Humidity: < 90%RH<br />Voltage: 12V DC<br />Alarm volume: > 70Db (1.5 meter)<br />Reaction gas: coal gas， natural gas， liquid petroleum gas<br />Power supply: 12V DC<br />Buzzer volume: ≥ 7 0dB/m<br />Alarm density: 15% LEL<br />Resume density: 8% LEL<br />Working environment: -10°C ~ +45°C，relative humidity ≤ 90% RH<br />Stability: The alarm density error of long-term working ≤ ±5% LEL<br />Repeatability: The alarm density error of repeat testing ≤ ±5% LEL<br />The alarm density error ≤ ±5% LEL<br />Alarm way: Photic and phonic alarm， networking signal output<br />Consumption: <1.7W<br />Size: 107 x 38mm<br />1 x Detector<br />1 x User manual<br />In original package<br /><img src="http://img6.eachbuyer.com/x13/p83/bf124_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x13/p83/bf124_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x13/p83/bf124_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x13/p83/bf124_4.jpg" />