1 Pack 4-in-1 Plug-in Carbon Monoxide Detector with Voice Alerts, Combination Gas & Carbon Monoxide Detector, Portable CO Alarm with Fahrenheit(°F) & Humidity Sensor for Home, Hotel, RV, Easy Setup

Additional Details from the Manufacturer

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More features

• Plug-in Carbon Monoxide Detector with 85dB Alerts:Instantly powered via AC110-220V outlets, activates triple alarms (voice/light/sound) at 150ppm CO or 5%LEL gas.Carbon Monoxide Detectors Plug In with electrochemical accuracy for 0-2000ppm monitoring
• Plug in Combination Gas & Carbon Monoxide Detectors: Dual sensors detect natural gas leaks (0-10%LEL) and CO levels faster than standard gas detectors, validated by real-time %LEL/PPM display
• Carbon Monoxide Alarm with Precision Self-Test: One-touch verification triggers flashing yellow-red LEDs and alarm beeps. Continuous monitoring ensured via green status indicator
• Combination Gas and Carbon Monoxide Detector 4-in-1 Multifunction: Tracks °F (1-176℉)/humidity (0-99%RH)/gas/CO with its sensors. Portable CO Gas Detector handles extreme conditions
• Natural Gas Leak Detector & Carbon Monoxide Detector: 180-second preheat optimizes stability, compliant with commercial/residential standards for hotels, apartments, homes,office
• Auto-recovery:After going off because of reaching the thredhold(CO exceeds 150ppm or gas reaches 5%LEL), this carbon monoxide detectors plug in will recover its normal working status automatically when CO is less than 150ppm or gas is less than 5%LEL