Pros

  • โ€ขSimple and effective installation; plun design eases the setup process.
  • โ€ขReliable brand that is trusted for quality and reliability.
  • โ€ขComes with a battery backup for power outages, providing continuous protection.
  • โ€ขAffordable and offers great value for the price.
  • โ€ขCompact and stylish white design complements home decor.
  • โ€ขClear instructions make it useriendly; easy to operate and test.
  • โ€ขOffers peace of mind regarding carbon monoxide safety.

Cons

  • โ€ขBattery compartment may be difficult to open; using a screwdriver as leverage is suggested.
  • โ€ขRed light indicating operational status can be misleading; a green light is preferred by some users.
  • โ€ขUsers recommended checking the manufacture date for timely replacements.

Bottom Line

The First Alert CO605 Plug-In Battery Backup CO Alarm is a reliable and affordable option for ensuring your family's safety from carbon monoxide exposure. Its ease of use and plug-in design make it a convenient choice for any home. While some users found the red operation light unsettling, the overall feedback emphasizes its value and dependability in safeguarding against a 'silent threat.'

Lowest at any Popular Retailer
$17.99 at Amazon

Where to Buy

Prices last updated: August 1st 2025 1:31 pm
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