2-Pack 5 in 1 Carbon Monoxide Smoke Combustible Gas Detector Portable Plug in CO Detector with HD Screen Display Temperature Humidity CO Level Alarms Battery Operated

Additional Details from the Manufacturer

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More features

• 5-in-1 Carbon Monoxide and Combustible Gas Detector - High definition screen displays CO combustible gas fumes temperature and humidity data with a sensitive alarm system to protect your family in a safe gas environment in real time
• Sensitive and comprehensive air detection: When we detect unsafe gases including smoke, natural gas, LPG, CH4, C2H6, C3H8, C4H10, or CO in the air exceeding 51ppm, the yellow or red indicator light will illuminate and an 100dB alarm will sound
• Plug-in installation, different from other fixed on the wall CO detector, this portable 5 in 1 gas alarm plugged into AC 100-240V can be kept in use, equipped with 2000mAh backup power supply is very suitable for outdoor RV trips and hotel business trips
• 2-second data refresh: Detect whether your ambient air is at a comfortable and safe level at any time, it is recommended to install and use it in your living room, kitchen, garage, office, caravan and travelling etc
• Simple self-test: short press on the power button is used for self-test, the screen lights up and the green indicator light flashes, the self-test button is convenient to detect whether the detector is running normally or not