YANLOYZW Carbon Monoxide Detectors, Replaceable Battery Carbon Monoxide Alarm with LCD Digital Display, CO Alarm Low-Battery Alert (Battery NOT Included) - SHENZHEN JIKAIDA TECHNOLOGY CO,.LTD, JKD-621

• 【7-Year Sensor Carbon Monoxide Detector】 7-year sensor life, providing uninterrupted 24/7 protection, even during power outages. Powered by three replaceable AA batteries (notinclude). Also, there is an audible warning when battery is low. Very easy to install and comes with screws and wall plugs. No wiring is required. 【Digital LCD Display】 Continuous monitoring for CO. Digital display of CO levels from 20 ppm. Detector alarms from 50 ppm. The alarm time depends on the level of carbon monoxide concentration and the display screen of the carbon monoxide alarm accurately measures the concentration of carbon monoxide and its concentration data. The carbon monoxide detector will notify you immediately when the concentration reaches a certain level, minimizing false alarms. 【Keeping Your Safety】 Place carbon monoxide detector near the boiler, gas fire and room to rule out any carbon monoxide leaks. The display will tell you not only if carbon monoxide is leaking but at what rate. Every home with wood, coal, gas or oil burning fires should have one. 【Package Contents】 1 X carbon monoxide detector, 2 X expansion screws, 2 X anchor plugs, 1 X user manual. 【12-months Warranty】If you meet any quality issues with our Carbon Monoxide detector, please feel free to contact us at any time, We will consistently spare no effort to provide professional service and pleasant experience for every customer!, Manufacturer: SHENZHEN JIKAIDA TECHNOLOGY CO,.LTD