How to check and install gas and carbon monoxide detector at home?

The product(SR-908DSZ) is lpg,natural gas and carbon monoxide combination detector, suitable for cooking gas& carbon monoxide leaking, protect people from explosion and CO poisoning, guard people's safety! the smart carbon monoxide and combustible gas combo detector are with voice prompt,insert the voice chip, microprocessor control, supports displaying of the gas concentration.This product is used to detect both the toxic carbon monoxide gas and combustible gas (such as liquefied petroleum gas, natural gas, CH4(methane), etc) . When trigger the detector, it will alarm with build-in siren.This detector adopts catalytic combustion method sensor and electrochemical sensor which is stable and reliable
Main Features:
1.Human voice prompt
2.High reliable catalytic combustion method
3.Gas concentration displaying(PPM)
4.Power supply from AC 90V-240V or 9V rechargeable battery
5.Intelligent microprocessor control
6.Auto low battery warning
7.Alarm memory function
8.Auto detect sensor failure
SUMRING Main products：
Smoke detectors
Heat detectors
Fire alarm system （FACP fire alarm control panel）
Fire alamr bell
Fire strobe siren
Manual call point
Gas detector
Carbon monoxide detector
And other home security products,such as home alarm system
magnetic contact/motion detector/water alarm......
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Telephone number：0086 755 89571625
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Sales Manager: Effie Su
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