Holiday plans can leave a home quieter than usual, and cooking, candles and seasonal decorations make reliable smoke detection especially important. The Kidde Smart Smoke Detector adds WiFi alerts and spoken hazard announcements to a hardwired alarm, so you can stay informed even when you’re away from the room.
Get the latest gadgets delivered free with Prime
- Fast, free delivery on millions of items
- Prime Video, Amazon Music and more included
- Member-only deals all year
This two-pack combines photoelectric sensing with battery backup and smart home compatibility. Here’s what it offers, where setup may take patience, and who should consider it this Black Friday or Cyber Monday season.
Our top pick at a glance

Kidde Smart Smoke Detector
- ✔ Pack: 2 detectors
- ✔ Power: Hardwired + battery backup
- ✔ Lifespan: 10 years
Smart alerts add useful context
When the detector senses smoke, it can send real-time notifications through the app and announce the hazard type with voice alerts. That added context can help household members understand what the alarm is reporting without relying on the siren alone.
WiFi connectivity works with Alexa, Google Home, iPhone and Android. The available facts do not specify which smart home actions or routines are supported, so check compatibility for your setup before buying.
Hardwired power, with backup
The alarm connects to household wiring and includes a 10-year lithium battery backup, designed to keep it operating during a power outage. It can also interconnect with other Kidde alarms through hardwired connections, which suits homes already using compatible alarms.
Its photoelectric sensor is intended to detect smoldering fires. The alarm level is listed as 85 dB, giving it a clear audible alert alongside the app and voice notifications.
Installation takes planning
Kidde describes setup as QR code scanning followed by app integration. Some users may find the app or smart device pairing more involved, and a WiFi-enabled detector still needs a suitable connection to deliver smartphone alerts.
Full coverage requires planning: the supplied guidance calls for alarms on each home level and inside and outside bedrooms. This two-pack may be a starting point, but it may not cover every home on its own.
The trade-offs and holiday verdict
The 10-year warranty is reassuring, but the detector has a 10-year lifespan and needs replacement afterward. That makes it a long-term safety purchase with a defined replacement horizon, rather than a device to install and forget indefinitely.
For shoppers comparing home safety upgrades during Black Friday and Cyber Monday, the Kidde stands out for combining hardwired power, backup, voice alerts and phone notifications. It is a strong fit for people who want connected monitoring and can plan installation across the home; households seeking a very simple setup may prefer a less connected alarm.
More Details on Our Top Picks
Kidde Smart Smoke Detector

The Kidde pairs a photoelectric smoke detector with hardwired power, battery backup and app and voice alerts. It offers useful connected monitoring, though coverage planning and smart setup take some effort.
Pros:
- Real-time smartphone and smart device alerts
- Voice announcements identify hazard type
- Battery backup for power outages
- QR code and app-based setup
Cons:
- Full coverage may require more alarms
- App and smart device setup can be complex
- Must be replaced after 10 years
Best for: Households upgrading to connected smoke monitoring with compatible wiring and smart devices.
Not ideal for: People who want a basic alarm with minimal app setup or homes where hardwired installation is impractical.
Bottom line: Choose the Kidde if you want connected alerts and backup power and are ready to plan coverage and setup across your home.
Affiliate disclosure: As an Amazon Associate we earn from qualifying purchases. Prices and availability are accurate as of the time of publishing.
Halloween Picks
halloween
As an affiliate, we earn on qualifying purchases.
