KLTsenaife YHW-543COM-R Wireless Interconnected Smoke and Carbon Monoxide Detector with Digital Display: 10-year battery life with built-in lithium battery
This smart smoke and carbon monoxide detector is for the homeowner who wants reliable, long-term protection without constant maintenance. Think of it as your silent guardian for the next decade, especially useful for busy families who need to know their home is safe while they're at work or asleep.
While most alarms focus on immediate alerts, this one provides lasting peace of mind through its 10-year battery and sensor lifespan. You won't worry about changing batteries or replacing units every few years. The wireless interconnection means if a detector in the basement senses carbon monoxide, the one in your bedroom sounds too, giving you critical seconds to react. The digital display shows real-time CO levels, so you can assess the situation before it escalates.
Installation is straightforward with the included hardware, and it's Alexa compatible for smart home integration. This detector offers whole-home safety with minimal effort, letting you focus on what matters most.
Features
- Wireless interconnection for whole-home coverage up to 820 ft
- Dual photoelectric smoke and electrochemical CO sensors
- LCD digital display showing real-time CO levels and battery status
- Tested to UL217 and UL2034 safety standards
- Pre-configured setup with no complicated pairing required
- 10-year battery life with built-in lithium battery
General specs
- Brand: KLTsenaife
- Model: YHW-543COM-R
- Seller: Amazon
- ID: B0FPRCT3VJ
- Weight: 181.44
- Voltage: <num1>, <num2>
- Material: ABS
- Plug Type: CN, EU
- Alarm Type: Audible, Smart, Visual
- Dimensions: <num_width>, <num_height>, <num_z>
- Sensor Type: Electrochemical
- Battery Type: AA
- Connectivity: Wi-Fi
- Display Type: LCD
- Power Source: Battery
- Response Time: <num1>, <num2>
- Detection Type: Carbon Monoxide, Smoke
- Detection Range: <num_from>, <num_to>
- Battery Quantity: <num1>, <num2>
- Alarm Sound Level: 85
- Additional Sensors: Gas, Humidity, Temperature
- Batteries Included: Yes
- Smart Home Compatibility: Apple HomeKit, Tuya Smart Life, Xiaomi Mi Home
- First listed by seller: 1/16/26
If you are interested in more details, you can find full information on the seller's page.
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Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
KLTsenaife YHW-543COM-R Black
|
Soewolit KT0917
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ABORNI KT0918
|
X-Sense XP0A-iR Real-time app notifications for alarms and faults
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Kidde RGCUAR-RW White Double detection for smoke and carbon monoxide
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X-Sense XP0A-iR Real-time app notifications for alarms and faults
|
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| Brand | KLTsenaife | Soewolit | ABORNI | X-Sense | Kidde | X-Sense |
| Model | YHW-543COM-R | KT0917 | KT0918 | XP0A-iR | RGCUAR-RW | XP0A-iR |
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| Price | $52.99 | $109.69 | $102.99 | $115.99 | $74.97 | $31.29 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | January 16, 2026 | January 16, 2026 | January 16, 2026 | December 9, 2025 | January 16, 2026 | December 9, 2025 |
| Weight | 181.44 | <num1>, <num2> | 313 | 2.09 pounds | 544 | 0.70988848364 pounds |
| Material | ABS | Plastic | ABS | |||
| Dimensions | <num_width>, <num_height>, <num_z> | 107, 102, 102 | 107, 34, 107 | 127, 127, 51 | ||
| Sensor Type | Electrochemical | Photoelectric smoke sensor, Electrochemical CO sensor | Photoelectric Smoke Sensor, Electrochemical CO Sensor | |||
| Connectivity | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi (2.4 GHz only) | Wi-Fi | |
| Power Source | Battery | Battery | Battery or AC | |||
| Alarm Sound Level | 85 | 85 | 85 | |||
| Batteries Included | Yes | Yes | Yes | Yes | ||