At a Glance
Battery-operated
Alarm Sensor Type: Photoelectric
Interconnection
Hush Feature

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First Alert Battery Photoelectric Interconnected Smoke detector with Voice Alert

Name: First Alert Battery Photoelectric Interconnected Smoke detector with Voice Alert
Brand: First Alert
SKU: 5014520187
Rating: 4.5 (73 reviews)

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4.5

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The First Alert SM500V Interconnect Battery-Operated Smoke Alarm with Voice & Location Alerts meets new industry standards featuring First Alert's Precision Detection advanced sensing technology. Helps provide an early warning and guide your escape to safety through early warning interconnect and voice alerts.

Precision Detection technology helps reduce cooking nuisance alarms and provides early warning.
Through early warning interconnect, when one alarm sounds, all compatible* alarms will sound
Voice & location alerts tell you the location of danger to help you escape safely
Battery-operated alarm is easy to install and maintain
Test/silence button for efficient testing to ensure alarm is working properly
End-of-life warning lets you know when it’s time to replace the alarm

General
Alarm Sensor Type	Photoelectric	Battery Type	AA
Package Contents	AA Batteries	Power Source	Battery-operated
Package Quantity	1	Series Name	SM500V
Type	Smoke detector	Color/Finish Family	White

Dimensions
Height (Inches)	2	Size	Standard
Length (Inches)	5	Width (Inches)	5

Features
Interconnection	Yes	Front-Load Battery	No
Hub Required	No	Hush Feature	Yes
Sealed Battery	No	Light	No
Voltage	0	10-Year Battery	No
Battery Back-Up	No	Low-Pitch Tone	No
Battery Included	Yes	Voice Alert	Yes

Compatibility
For Use with RVs	No	Wi-Fi Compatibility	Yes
Works with Apple HomeKit	No	Bluetooth Compatibility	No
Works with iOS	No	Smart Compatible	No
Works with Android	No

Warranty
Warranty	10-year limited

Certifications
CA Residents: Prop 65 Warning(s)	No	Safety Listing	ETL safety listing

Miscellaneous
UNSPSC	46191500

Check out the Best Selling Smoke Detectors on Lowes.com

Review

4.5 out of 5

73 Reviews

89% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise these smoke detectors for reliable performance and easy installation. Most highlight seamless wireless interconnection where all units sound simultaneously and announce alarm location via clear voice alerts loud enough to wake heavy sleepers. Many commend the cooking nuisance alarm reduction feature, significantly improving daily peace of mind. Reviewers appreciate straightforward setup with location assignment and replaceable batteries. Long-term users express strong loyalty, with many replacing units after seven years and choosing the same model again. A few encountered wireless sync issues or unclear instructions, but these remain isolated concerns that do not reflect the majority experience.

Customer review summary generated by AI, including incentivized reviews.

73 Customer Reviews

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Good product

Would Recommend

Works as expected

Tps26April 28, 2026
Verified Purchaser

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Great value and easy to use

Would Recommend

Easy to use

AmberApril 23, 2026
Verified Purchaser

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Smoke detector upgrade

Item as described. Ordering & pickup were quick & easy.

ElishebaApril 4, 2026
Verified Purchaser

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Easy interconnect setup

Would Recommend

Easy order, Arrived on time

March 3, 2026
Verified Purchaser

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You need to smoke detection beur house burn

Would Recommend

Protects the home. It's nice looking fit right in

BabsJanuary 10, 2026
Verified Purchaser

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