?Featuring highly sensitive semiconductor sensor£¬ the YUAN HANG Combustible Gas Leak Detector detects combustible gas leaks in residential and small commercial applications. The quick-response sensor detects nearly all combustible gases£¬ generally used in areas like kitchen and bathroom. The indicating lights allow you to track its working status£¬ easy to use and rather convenient. Moreover£¬ when a certain level of combustible gas is detected£¬ the alarm will beep with LED light blinking. Protect your family with our gorgeous detector from now on!                                    Features             Feature highly sensitive semiconductor sensor<br> Detect combustible gas leaks in residential and small commercial applications<br> The quick-response sensor detects nearly all combustible gases<br> Generally used in areas like kitchen and bathroom<br> The indicating lights allow you to track its working status£¬ easy to use and rather convenient<br> When a certain level of combustible gas is detected£¬ the alarm will beep with LED light blinking<br> Compatible with external electromagnetic valve<br> Easy to install <br>                                                            Specifications             Ambient Temperauture     -10¡æ - 70¡æ    <br> Storage Temperauture     -40¡æ - 70¡æ    <br> Housing Material     ABS    <br> Color     White    <br> Dimensions     (4.65 x 3.23 x 1.89)" / (11.8 x 8.2 x 4.8)cm (L x W x H)    <br> Humidity     ¡Ü95%£¬ Non-Concrete    <br> Audio Alarm     ¡Ý80dB    <br> Weight     9.74oz / 276g    <br> Model     YH-2266    <br> Repeatability     ¡À3%(LEL)    <br> Response Time     ¡Ü20s    <br> Recovery Time     ¡Ü30s    <br> Long Life     >5 Years    <br> Measuring Range     LPG 10% - 25%LEL    <br> Coal Gas     2% - 5%    <br> Natural Gas     10% - 25%LEL    <br> Static Electric Current     ¡Ü30mA     <br>                                                             Package Includes            1 x Gas Detector<br>1 x Chinese/ English Manual<br>