Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW) is a smart home safety device from Kidde / Ring. Ring app on iOS 14+ and Android 9+; 120V hardwired power required with two AA backup batteries; 2.4GHz Wi-Fi per review.
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Should I buy this?
consider
Consider only after code, wiring, and installation checks; exact-model owner and independent review evidence is below target, so this is not a safety endorsement.
Hardwired interconnect and remote notifications are the recurring appeal.E028 ↗E061 ↗E062 ↗E063 ↗
Positive smart-alarm reports conflict with setup failures and predominantly commercial video coverage.
6 sources reviewedNot a star average or universal consensus
Owner anecdotes
3
Editorial / reviewer
0
Commercial
3
Current
3
Exact/current version
4
Newest source
2026-03-09
Confidence: low
No editorial or hands-on reviews included.
Inspect all 6 Reddit and YouTube sources
Source labels describe who made the claim. Family Tech Finder did not perform hands-on testing. Video descriptions are not treated as transcripts, and one item is never called consensus.
#DIYHomeImprovement #SmokeDetector #RingSecurity #SmartHome #Kidde
Buy the Kidde Smart Smoke and Carbon Monoxide Detector Ring App Enabled for Real-Time Notifications Hardwired Alarm AA Backup Battery seen in this video here: https://amzn.to/4ljKRrI
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Upgrade your home with the Kidde Smart Smoke and Carbon Monoxide Alarm, featuring WiFi-enabled Ring App connectivity. photoelectric smoke and electrochemical CO sensors, providing faster and more accurate detection of both smoldering fires and carbon monoxide.
𝗙𝗶𝗻𝗱 𝘁𝗵𝗶𝘀 𝗽𝗿𝗼𝗱𝘂𝗰𝘁 𝗵𝗲𝗿𝗲:
KIDDE-21033275 | Smart Smoke and Carbon Monoxide Alarm with Voice Alert - Detects Smoldering Fires and/or CO Hazard - Control and Notifications through Ring App - Compatible with Ring Home - Photoelectric and Electrochemical Sensors - Interconnectable - 120 Volt - AA Battery Backup - Kidde 21033275 - https://ww
Improve your home security with the Kidde smart smoke and carbon monoxide alarm, featuring WiFi-capable Kidde App integration. Compatible with Alexa and Google Home, this smart alarm provides real-time notifications through your phone for smoke, CO, and low-battery warnings, whether you're at home or away.
𝗙𝗶𝗻𝗱 𝘁𝗵𝗶𝘀 𝗽𝗿𝗼𝗱𝘂𝗰𝘁 𝗵𝗲𝗿𝗲:
KIDDE-21033277 | Smart Smoke and Carbon Monoxide Alarm with Voice Alert - Detects Smoldering Fires and/or CO Hazard - Control and Notifications through Kidde App - Compatible with Alexa and Google Home - Photoelectric and Electrochemical Sensors - Interconnectable -
What the Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW) is, spec by spec
Headline specifications, listed apart from the cited claim ledger below.
Smoke and carbon-monoxide sensing
Voice alerts
App notifications
Hardwired interconnect
AA backup batteries
Optional paid 24/7 monitoring
Decision context
What the ledger says to check
Compatibility
Ring app on iOS 14+ and Android 9+; 120V hardwired power required with two AA backup batteries; 2.4GHz Wi-Fi per review.
Price snapshot
PCMag listed an MSRP of $74.97. The current official page did not show a stable price, so check a retailer for the figure you would pay.
Safety & privacy
Requires proper hardwired installation. Optional emergency monitoring needs a compatible Ring subscription and is U.S.-only with other restrictions/possible local fees. PCMag says it does not interact with Alexa or other Ring devices.
How much does the Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW) cost?
PCMag listed an MSRP of $74.97. The current official page did not show a stable price, so check a retailer for the figure you would pay. Prices are the figures the cited source published, in US dollars. Availability, local taxes and regional pricing outside the United States can differ, so check the official product page for your country before you buy.
What do you need to use the Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW)?
Ring app on iOS 14+ and Android 9+; 120V hardwired power required with two AA backup batteries; 2.4GHz Wi-Fi per review.
What do reviewers say about the Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW)?
PCMag independently tested and reports loud siren/voice alerts and optional dispatch as positives, hardwiring and limited smart-home integration as drawbacks. One review, not consensus.
Head to head
Every comparison featuring the Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW)
