3 Packs Combination Gas & Carbon Monoxide Detectors, Plug in Natural Gas Detector & Carbon Monoxide Alarm, CO Detector Alarm & Propane, Methane, Explosive Gas Detector for Home,RV,Easy to Install 3 Packs Gas & CO

【Hembisen Plug in Combination Gas & Carbon Monoxide Detectors 】 This is an upgraded 2-in-1 gas and carbon monoxide detector with plug-and-play, digital display and 85 dB alarm.
【2-in-1 Gas & CO Sensors】Adopt catalytic combustion sensor and electrochemical sensor for sharper sense of smell and accurate.
【Power Saving Mode Design】When there is no dangerous gas around, the combination gas and carbon monoxide detector will automatically turn on the power saving mode and only show green light.
【Digital Display & 85dB Alarm】When combustible gas or carbon monoxide gas concentration is detected to reach the default value, the combination gas and carbon monoxide detector will display LEL or PPM, and at the same time, it will emit 85dB alarm sound.
【2-in-1 Detection Function】Can detect carbon monoxide gas and combustible gas; combustible gases include natural gas,LNG, LPG, propane, methane and etc
【Applications】Combination gas & carbon monoxide detectors is suitable for home, restaurant, apartment, office, hotel, petroleum plant, gas station, camper van, etc.