Product Reviews
News
Take Action
About Us
search
Become a Member
Donate
Search
All Products A-Z
    Become a Member
    Donate

    Welcome to Consumer Reports.

    We’re so glad to have you as a member. You now have access to benefits that can help you choose right, be safe and stay informed.
    Get Started

    Smoke & Carbon Monoxide Detectors

    First Alert OneLInk CO511B carbon monoxide detector

    This model was tested by our experts.

    About

    The First Alert OneLInk CO511B is part of the Smoke & Carbon Monoxide Detectors test program at Consumer Reports. In our lab tests, Carbon Monoxide Detector models like the OneLInk CO511B are rated on multiple criteria, such as those listed below.

    High CO levels: High CO levels rates a model's response to CO of 300 parts per million.

    Low CO levels: Low CO levels rates a model's response to CO of 150 ppm.

    Display/voice: Display/voice rates the accuracy of the CO level either displayed digitally or conveyed by voice message.

    Specs

    Power supply Power supply The power source of the model. Some have backup batteries (indicated by BB).
    Battery
    Peak memory Peak memory Indicates whether a model shows peak levels that have occurred.
    Yes

    Price & Shop

    SELLER BUY FROM AVAILABILITY

    Provided by eBay Commerce Network and Amazon, Consumer Reports Price & Shop makes it easy to find the right product from a variety of online retailers. Price & Shop is unbiased: retailers cannot influence placement. Clicking "Shop" will take you to the retailer's website to shop for this product. Please note that Consumer Reports collects fees from both eBay Commerce Network and Amazon for referring users. We use 100% of these fees to support our nonprofit mission.

    Consumer Reports is an independent, non-profit organization dedicated to helping consumers. We do not accept advertising.

    ebay amazon