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Kidde Nighthawk Carbon Monoxide Alarm with Digital Display, Model KN-COPP-B-LP
Key item features
- Digital Display: Shows CO level in PPM (parts per million) and updates every 15 seconds to monitor changes.
- Peak Level Memory: Displays the highest CO concentration measured since the last reset for accurate tracking.
- Battery Operated: Operates on 3 AA batteries (included) to ensure protection during power outages.
- Battery Lockout System: Prevents covering the battery compartment without proper battery installation.
- Test/Reset Button: Allows testing of the unit for proper operation and resetting the alarm.
- 10-Year Lifespan: Alerts users to replace the CO alarm after 10 years of operation, offering 40% longer protection than other alarms.
- UL Listed: Certified for safety and reliability, ensuring dependable performance.
- Multiple Mounting Options: Can be installed on a wall or placed on a tabletop for versatile placement.
Generated by AI
Specs
- Smoke & carbon monoxide alarm sensor technologyElectrochemical Sensor
- Carbon monoxide alarm typeBattery-Operated
- Power typeBattery
- Battery life10 years
- Decibel rating85 dB
- FeaturesLED Indicator
Reviews summary
Pros
- : Offers good value for its size and features.
Neutral
- : Can be reliable and timely, but may also malfunction.
Generated by AI
Current price is USD$35.01
Price when purchased online
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About this item
Product details
The Kidde Nighthawk KN-COPP-B-LP battery operated carbon monoxide alarm is an easy to install unit that provides reliable protection against the dangers of carbon monoxide. Digital display feature adds an advanced level of protection showing CO levels in PPM allowing you to see if levels change. The Nighthawk KN-COPP-B-LP provides you and your family a loud warning signal against the dangers of elevated carbon monoxide levels in your home. The battery operated CO alarm provides continuous monitoring of CO levels, even during power outages when AC-only units are not providing protection. The Nighthawk CO alarm has a 10-year product life, providing 40% longer protection than other CO alarms. The battery operated CO alarm includes multiple mounting options allowing installation on a wall or tabletop.
• Digital Display – Shows CO level in PPM (parts per million). Updates digital reading every 15 seconds allowing you to see if levels change. Peak Level Memory – Displays the highest CO concentration measured since the last reset. Battery Operated (3AA’s included)
• Provides protection during power outages.
• Battery Lockout System – Deters covering battery compartment without installation of batteries.
• Test/Reset Button – Tests the unit for proper operation. Resets the Carbon Monoxide alarm.
• 10-Year End of Life Warning – Alerts user to replace CO alarm after 10-years of operation (40% longer than other CO alarms). UL Listed – Lifelong Warranty
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.
Specifications
Brand
Kidde
Smoke & carbon monoxide alarm sensor technology
Electrochemical Sensor
Carbon monoxide alarm type
Battery-Operated
Power type
Battery
Directions
Safe Handling Instructions
WARNING: Battery door will not close unless batteries are present. Removal of batteries will render the alarm inoperative. WARNING: This product is intended for use in indoor locations of family living units. It is not designed to measure compliance with Occupational Safety and Health Administration (OSHA) commercial or industrial standards. Individuals with medical problems may consider using warning devices which provide audible and visual signals for carbon monoxide concentrations under 30 ppm. This device is designed to protect individuals from acute effects of carbon monoxide exposure. It may not fully safeguard individuals with specific medical conditions. If in doubt, consult a medical practitioner. Industry experts recommended a CO alarm be installed on each level of the home -ideally on any level with fuel burning appliances and outside of sleeping areas. - See user guide for further information.
Warranty
Warranty information
N
Warranty url
Warnings
Ingestion Hazard
This product contains a battery. Death or serious injury can occur if ingested. A swallowed battery can cause Internal Chemical Burn in as little as 2 hours. Keep new and used batteries OUT OF REACH OF CHILDREN. Seek Immediate medical attention if a battery is suspected to be swallowed or inserted inside any part of the body.
Warning Text
WARNING: Battery door will not close unless batteries are present. Removal of batteries will render the alarm inoperative. WARNING: This product is intended for use in indoor locations of family living units. It is not designed to measure compliance with Occupational Safety and Health Administration (OSHA) commercial or industrial standards. Individuals with medical problems may consider using warning devices which provide audible and visual signals for carbon monoxide concentrations under 30 ppm. This device is designed to protect individuals from acute effects of carbon monoxide exposure. It may not fully safeguard individuals with specific medical conditions. If in doubt, consult a medical practitioner. Industry experts recommended a CO alarm be installed on each level of the home -ideally on any level with fuel burning appliances and outside of sleeping areas. - See user guide for further information.
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Customer ratings & reviews
How item rating is calculated
Reviews summary
Pros
- : Offers good value for its size and features.
Neutral
- : Can be reliable and timely, but may also malfunction.
Generated by AI
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Showing 1-3 of 30 reviews
Jan 6, 2026
Aurora
5 out of 5 stars review
Verified Purchase
Small price to pay for peace of mind
I have 4 of these in my home. They are easy to use and set up. I have one outside each bedroom and in the furnace room.
Incentivized Review
Helpful?2NT6O42LH9KD16930272
reply from Kidde Expert
Thank you for choosing Kidde, Aurora!
Jun 3, 2025
Jazzman
5 out of 5 stars review
Verified Purchase
Best in Class!
Best in Class, game changer at the right price
Incentivized Review
Helpful?2NT6O42LH9KD16930272
Nov 19, 2025
Laurie
5 out of 5 stars review
Verified Purchase
Working well.
Easy to install, battery lasts. Simple, solid product so far.
Incentivized Review
Helpful?2NT6O42LH9KD16930272
reply from Kidde Expert
We appreciate you taking the time to leave a review, Laurie! Happy to hear you’re finding it simple and reliable.
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