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🔒 Secure your space, breathe easy—because peace of mind is priceless.
This 3-pack of UL2034-certified carbon monoxide detectors features advanced electrochemical sensors, a clear LCD display showing real-time CO levels, and a powerful 85-decibel alarm. Battery-powered for up to 36 months, these detectors ensure continuous, reliable protection without hardwiring. Easy to install and equipped with self-test functions and low battery alerts, they are ideal for homes, offices, and travel—offering professional-grade safety that fits seamlessly into your modern lifestyle.





| ASIN | B0CS58P5HW |
| Alarm | Visual&Audible |
| Best Sellers Rank | #1,000 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #7 in Carbon Monoxide Detectors |
| Brand | Pumwry |
| Color | White |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,083) |
| Enclosure Material | ABS |
| Item Dimensions D x W x H | 4"D x 4"W x 1.5"H |
| Item Type Name | Battery Powered Combination and Carbon Monoxide Detectors, Portable Carbon Monoxide Alarms |
| Item Weight | 0.28 Pounds |
| Manufacturer | Shenzhen Weijia security technology Co., LTD |
| Manufacturer Warranty Description | Includes 60-day return, 12-months warranty, and lifetime tech support |
| Mfr Part Number | WJ-CO999 |
| Model Number | WJ-CO999 |
| Number of Items | 3 |
| Power Source | Battery Powered |
| Product Style | Carbon Monoxide Detector Battery Operated,bedroom and travel |
| Sensor Type | Electrochemical |
| Unit Count | 1.0 Count |
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