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The FIRST ALERT BRK CO250 is a battery-operated carbon monoxide detector featuring the most accurate electrochemical sensor technology. It includes a 9V battery, tamper-resistant locking pin, and dual silence functions to mute alarms and low-battery chirps for up to 8 hours. Designed for easy installation and long-term reliability with an end-of-life signal, it ensures your home stays protected with minimal hassle.










| ASIN | B0039QEV4S |
| Alarm | Visual |
| Best Sellers Rank | #14,008 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #45 in Carbon Monoxide Detectors |
| Brand | First Alert |
| Built-In Media | Electrical & Heating;Rough Electrical;electrical-timers |
| Color | White |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,048) |
| Enclosure Material | Carbon |
| Global Trade Identification Number | 00029054003928 |
| Item Dimensions D x W x H | 1.6"D x 4.25"W x 4.25"H |
| Item Type Name | Single Gas Detector, Co, Audible, Visual, 9 V |
| Item Weight | 6.24 ounces |
| Manufacturer | First Alert |
| Manufacturer Warranty Description | 7 Year Limited Warranty |
| Model Number | CO250B |
| Power Source | Battery Powered |
| Product Style | 1 Pack |
| Sensor Type | Electrochemical |
| UPC | 029054003928 |
| Unit Count | 1.0 Count |
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