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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
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Description
Battery Operated Smoke and Carbon Monoxide Combination Detector with Voice Alarm and Ionization SensorThe Kidde KN COSM BA Combination Carbon Monoxide and Smoke Alarm provide two important safety devices in a single unit. This alarm includes a voice warning system that announces "Fire, Carbon Monoxide, Low Battery and Smart Hush Activation". The voice alarm eliminates any confusion and clearly warns you and your family of a smoke or carbon monoxide danger, or if your battery is in need of replacement. Alarm uses ionization sensing technology Voice
The Kidde KN COSM BA Combination Carbon Monoxide and Smoke Alarm provide two important safety devices in a single unit. This alarm includes a voice warning system that announces "Fire, Carbon Monoxide, Low Battery and Smart Hush Activation". The voice alarm eliminates any confusion and clearly warns you and your family of a smoke or carbon monoxide danger, or if your battery is in need of replacement.- Alarm uses ionization sensing technology
- Voice alert announces the type of hazard; ideal for bedrooms
- Easy to install alarm that is suitable for all areas of the home and has a 7 year limited warranty
- Combined carbon monoxide and smoke alarm - single unit can be installed where previously, two were needed
- Low battery warning - the unit warns of a low battery condition by announcing "low battery
- Hush feature - temporarily silences nuisance alarms
- Battery Included
- Compatible with Kidde, FireX, Code One, and Sentinel products
- Note: product may vary by store
- *Check with your state and local fire and Building/Safety codes for specific information regarding smoke & Carbon Monoxide Alarms.
- Smoke and carbon monoxide detector utilizes an ionization sensor to detect fire hazards and sounds an 85 db alarm when a hazard is detected
Features
| Item Weight | 1 |
| Alarm Type | Carbon Monoxide,Smoke |
| Connector/Contact Type | None |
| Fixed or portable | Fixed |
| Alarm/Detector Features | Hush Feature,Voice Alert |
| Commercial/Residential | Residential |
| Pack Size | 1 |
| Included | Batteries |
| Returnable | 180-Day |
| Power Source | Battery |
| Battery Type Required | AA |
| Voltage (volts) | 4.5 |
| Alarm Sensor Type | Ionization |
| Product Height (in.) | 1.7 |
| Product Depth (in.) | 5.75 |
| Product Width (in.) | 5.75 |
| Certifications and Listings | UL Listed |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 24 reviews
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Product Reviews
★★★★★ 5
Sleek, Durable, and Super Practical
Color: Black, Color: Black
Very nice quality overall—the material feels soft but still durable, like it’ll hold up well over time. The sleek black design is super versatile and pairs easily with different outfits or bags.
The wristlet strap is a great addition, and the connector feels sturdy and well made. Inside, there are plenty of card slots, and the exterior coin pouch is a nice bonus for quick access.
The snap closure is strong and secure, which makes it feel reliable for everyday use.
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Reviewed in the United States on April 20, 2026
★★★★★ 5
Versatile Wristlet for Travel or Everyday Use
Color: Vanilla/Soft Pink, Color: Vanilla/Soft Pink
This is a very nice wristlet with a clean, polished look. The color combination of the off-white exterior and dusty pink interior gives it an elegant and timeless feel, as expected from this brand.
One of the features I liked most is the ability to carry a phone inside. It did fit my phone without a case, and the snap closure helped keep it secure. With a bulkier case, the fit was more limited, so that’s something to keep in mind.
It can be used on its own with the wristlet strap or placed inside a larger purse, which makes it versatile for different situations.
There’s plenty of room for essentials, including multiple credit cards, an ID window, a zippered pouch for coins, and space for cash. The layout is well thought out and keeps everything organized.
The stitching and overall construction appear well done, with no visible flaws.
Overall, this is a stylish, functional wristlet that offers good organization and flexibility for everyday use or travel.
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Reviewed in the United States on March 21, 2026
★★★★★ 5
Purse
Good quality and I love my mini purse! Easy to grab and go!
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Reviewed in the United States on March 3, 2026
★★★★★ 5
Perfect size
Absolutely love this bag I don’t really carry much so this is the perfect size to fit everything that I need.
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Reviewed in the United States on February 5, 2025
★★★★★ 5
I love it
I love it
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Reviewed in the United States on February 25, 2025