Features: _: This gas alarm is made of high-quality ABS and electronic components. Long service life, good performance, sturdiness and durability, and high sensitivity. _High-decibel alarm sound: This gas alarm has an 85db alarm sound, which can help you avoid accidental opening of the gas, reduce the risk of gas explosion, and protect the lives of your family. _Easy to install: This gas alarm is very easy to install. It has a 12V model with non-polarized (reversible) power terminals for easy wiring. _Wide range of uses: This gas alarm has a wide range of uses and can be used to detect propane, butane, liquefied petroleum gas, natural gas, coal or common combustible gases. _Multiple applications: This gas alarm can be used in homes, restaurants, hotels, hospitals, oil plants, automobiles, camping vehicles, etc. Bring safety and reliability to your life. _ _ _Material: ABS + electronic components _Size: 72mm×115mm×48mm _Working voltage: DC9-16V _Quiescent current: ≤90mA _Alarm current: ≤100ma _Rated power: ≤0.01W (DC12V power supply) _Alarm concentration: 10% LEL _Alarm sound pressure: ≥85DB/M _Installation method: wall-mounted _Alarm mode: sound and light alarm