
Kidde Nighthawk Battery Powered Carbon Monoxide Alarm with Digital Display
- Digital Display - Displays the level of carbon monoxide the unit is sensing. The unit updates this reading every 15 seconds
- Battery Operated (3AA's included) -Provides protection during power outage
- Test/Reset Button -Tests CO alarm circuit operation and allows you to immediately silence the alarm
- End of Life Alarm - Alerts user to replace CO alarm after 10-years of operation. No Interconnects
- UL Certified, 10-year limited warranty
Mubboo Value Score: 4.9/10
How it stacks up
Rated 4.6/5 — better than 60% of 53 Carbon Monoxide Detectors we track. Mid-tier pricing at $50.97.
Head-to-Head vs Category Leader
| Kidde | Kidde (Leader) | |
|---|---|---|
| Price | $50.97 | $79.97 |
| Rating | 4.6/5 | 5.0/5 |
| Reviews | 1,228 | 17 |
| Mubboo Score | 4.9/10 | 4.0/10 |
The Kidde Nighthawk Battery Powered Carbon Monoxid is 36% cheaper but rated lower (4.6 vs 5).
Quick Specs
- Alarm
- fire safety, electrochemical, plug in, battery backup
- Color
- Original version
- Style
- Digital
- Material
- HAWA
- Unit Count
- 1 Count
- Sensor Type
- Electrochemical
- Manufacturer
- Kidde Safety
- Model Number
- KN-COPP-B-LP
What reviewers say
Synthesized from 40 reviews · 100% verified purchases.
Choose a model with a digital display if you want to see real-time CO levels. Note that the low-battery chirp can be mistaken for a smoke detector, so test early; also remember these need replacement after 10 years.
Rating reliability
About Kidde
- 155 products in our database
- Average rating: 4.6/5 across all products
- Price range: $12.87 – $381.75
- Categories: Carbon Monoxide Detectors, Fire Extinguishers, Smoke Detectors
Other Carbon Monoxide Detectors




Frequently Asked Questions
Is the Kidde Kidde Nighthawk Battery Powered Carbon Monoxide Alarm with Digit worth buying in 2026?
It earns a Mubboo Score of 4.9/10, with a 4.6/5 rating from 1,228 reviews — better than 60% of Carbon Monoxide Detectors we track.
How much does the Kidde Kidde Nighthawk Battery Powered Carbon M cost?
It is currently $50.97 — mid-tier pricing for Carbon Monoxide Detectors.
How does it compare to the top-rated Carbon Monoxide Detectors?
The Kidde Nighthawk Battery Powered Carbon Monoxid is 36% cheaper but rated lower (4.6 vs 5).
Sources & References
Mubboo may earn a commission from purchases made through links on this page. Prices and availability are accurate as of the last sync and may change.