Price range
$41
– $79
KLTsenaife YHW-543COM-R Wireless Interconnected Smoke and Carbon Monoxide Detector
This smart smoke and carbon monoxide detector provides reliable, long-term protection for homes with wireless interconnection that allows multiple units to communicate for whole-home coverage. It features dual sensors for detecting both smoke and carbon monoxide, a digital display for real-time readings, and a battery-powered design with included batteries for easy installation. The alarm includes audible and smart notification capabilities, offering peace of mind with minimal maintenance required.
- 2 variants
- Wireless interconnection for whole-home coverage
- Color: 2 colors
Price spread
~92%
Across new variants
Customer rating
211 ratings
Available variants (2)
Choose a variant, then open its detail page for seller-specific information.
Black, LCD Display
Amazon
Available to order
- Color
- Black
- Alarm Type
- Audible, Smart, Visual
- Display Type
- LCD
White, Digital Display
Amazon
Available to order
- Color
- White
- Alarm Type
- Audible, Smart
- Display Type
- Digital
Variant comparison
Compare prices, availability, and key variant differences in one table.
| Feature | Black, LCD Display | White, Digital Display |
|---|---|---|
| Price | $40.99 | $78.90 |
| Updated | Apr 15, 2026 | May 17, 2026 |
| Availability | Available to order | Available to order |
| Color | Black | White |
| Alarm Type | Audible, Smart, Visual | Audible, Smart |
| Display Type | LCD | Digital |
| Detection Type | Carbon Monoxide, Smoke | Smoke, Carbon Monoxide |
Amazon live offers
Offers updated
Top live offer
$78.90
New from
$78.90
Offer count
1+
| Seller | Condition | Price | Shipping | Updated | |
|---|---|---|---|---|---|
| Third-party seller FBA | New | $78.90 | Free shipping | 6/3/26 | View offer |
View all offers on Amazon
Overview
Compare KLTsenaife YHW-543COM-R Wireless Interconnected Smoke and Carbon Monoxide Detector variants, pricing tiers and key differences.
Learn moreHow variants differ
- Color
- Alarm Type
- Display Type
Who each variant is for
- Start with your budget: the visible price spread across variants is about 92%.
- Pick color and finish only after deciding on hardware requirements.
Reviews
4.1 / 5
from 211 ratings
No written reviews yet
Product confidence
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