First Alert CO615 plug-in detector with digital display showing CO ppm
CO615 backlit display for easy CO readings in dim rooms
CO615 test and silence button for quick checks
CO615 battery backup maintains monitoring during power outages
CO615 wall outlet in use with detector mounted
CO615 end-of-life chirp signals replacement time
CO615 includes two AA batteries in the box
UL listed First Alert CO615 for home safety

First Alert

First Alert CO615 Dual-Power Plug-In CO Detector with Battery Backup

High-performance tools and home improvement made for confident daily results

$50.78

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Why customers choose TaskHolt Tools

Overview

The First Alert CO615 is a dual‑power carbon monoxide detector designed for continuous protection. It plugs into a standard wall outlet and includes a battery backup, so monitoring continues during power outages. With a backlit digital display and UL listing, it offers clear, reliable CO readings at a glance.

Smart sensing and easy readings

An advanced electrochemical CO sensor translates non-visible gas into precise readings shown on a bright, backlit panel. The display makes it easy to monitor CO levels in real time, even in dim rooms, giving you timely information without guesswork.

Key benefits at a glance

  • Plug-in with battery backup for ongoing protection during outages
  • Audible 85 dB alarm plus a bright visual indicator for quick awareness
  • End-of-life timer and chirp alert to signal replacement needs

Practical usage and placement

Place one detector on every level and in sleeping areas to ensure CO is detected where people rest and gather. The compact design fits beside beds, in hallways, or living spaces without blocking outlets.

What’s in the box

  • CO615 detector
  • Two AA batteries
  • User manual

Reliability you can trust

First Alert has a long-standing history in home safety. The CO615 is UL listed and backed by a 7-year limited warranty, offering added peace of mind for everyday use.

FAQ

Q: How does the CO615 stay powered during a power outage?

A: It plugs into a standard wall outlet and includes a battery backup for continuous monitoring.

Q: When should I replace the CO615?

A: An end-of-life chirp and indicator remind you to replace when needed.

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