US
Kidde

Kidde 30CUDR-VRF Battery Smoke and CO Detector

  • Smoke and CO in one unit
  • 85-decibel alarm with voice alerts
  • Two AA batteries included, no wiring
  • Wire-free interconnect, up to 12 compatible alarms
  • UL 217 10th Edition, UL 2034 5th Edition, ETL
  • 10 to 95% RH, 100 F upper rating
  • 10-year limited warranty

Updated 5 days ago · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A combination smoke and carbon monoxide alarm that installs without wiring and links to other Kidde alarms. Batteries need periodic replacement, and the interconnect works only with compatible Kidde models.

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ASIN: B0GFGSVQC8Model: 30CUDR-VRFCategory: Combination Smoke & Carbon Monoxide Detectors

Overview

A basement near a furnace or a bedroom hallway without wiring is where this Kidde combination alarm earns its place. It senses smoke and carbon monoxide, then speaks Fire or Warning, Carbon Monoxide along with a horn and red light.

One battery unit covers both hazards and links wirelessly to other Kidde alarms, so a basement alert reaches upstairs bedrooms. Interconnect depends on compatible Kidde models, and AA batteries need changing over time.

Who it's for

Households with furnaces, gas stoves or attached garages will want both sensors in one place. Homes standardizing on another brand's network need matching units.

Pros and cons

Pros
  • Smoke and CO in one
  • Voice names the hazard
  • Wireless link to other alarms
  • Works during power outages
Cons
  • AA batteries need replacing
  • Only links to compatible Kidde units
  • Heavier than smoke only model

Performance notes

Hazard identification comes from separate smoke and CO sensing, with the voice telling occupants which one tripped. Wireless interconnect spreads the alarm to linked units for whole home warning. Placement matters, since smoke rises while CO mixes with room air.

Specifications

BrandKidde
Model30CUDR-VRF
Dimensions & fit
Item Dimensions D X W X H5"D x 5"W x 2"H
Item weight12.32 ounces
Capacity & performance
Upper Temperature Rating100 F
Power & efficiency
Power SourceBattery Powered (2x AA, included)
Compatibility & installation
Compatible DevicesUp to 12 compatible Kidde alarms, wire-free
Warranty & support
Manufacturer Warranty Description10-Year Limited Warranty
Other details
Sensor TypePhotoelectric, Multi-Criteria Optical
AlarmAudible 85dB, visual red LED, voice
Operating Humidity10 to 95% RH, non-condensing
Builtin Media2x AA Batteries, Mounting Bracket, Smoke & Carbon Monoxide Detector, User Guide
Specification metUL 217 10th Edition, UL 2034 5th Edition, FCC, ETL Listed

Frequently asked questions

Is the Kidde 30CUDR-VRF hardwired?

No. It runs on two included AA batteries and installs without wiring.

Will it tell me which hazard it found?

Yes. It announces Fire or Warning, Carbon Monoxide.

How many alarms can I link?

Up to 12 compatible Kidde alarms.

What standards does it meet?

UL 217 10th Edition, UL 2034 5th Edition and FCC; it is ETL Listed.