First Alert  |  SKU: 1039760

GCO1 Combination Explosive Gas and Carbon Monoxide Alarm with Digital Display and Battery Backup

$64.99 USD

Color: White

Please Note:

Effective December 16th, 2025, we will no longer accept online orders for delivery or pick-up at stores, with the exception of JAX gift cards. Orders placed on or before that date will still be honored. Please see our announcement page for full details: https://jaxgoods.com/pages/website-announcement

Description

The First Alert GCO1 Combination Explosive Gas and Carbon Monoxide Alarm with battery backup features a backlit digital display and detects propane, CO, and methane gas. This explosive gas and CO detector plugs into any standard AC outlet with no additional mounting hardware needed.

Designed to promote peace of mind and household safety, the GCO1 Combination Explosive Gas and Carbon Monoxide Alarm with battery backup detects the presence of methane and propane. The GCO1 Combo Explosive Gas and Carbon Monoxide Alarm also features an electrochemical CO sensor that detects carbon monoxide. When the detector detects a threat, it alerts you with a loud 85-decibel alarm.

Equipped with a backlit digital display, the GCO1 Combo Explosive Gas and Carbon Monoxide Alarm allows you to monitor CO and explosive gas levels in your home. The digital display gives you an easy and clear readout of current and peak levels, allowing you to discern patterns that indicate potential CO, methane and propane leaks from an appliance, a generator, or other sources.

Features:
  • Plugs into any standard AC outlet for easy setup; backup battery powers detector in case of power outage
  • Loud 85-decibel alarm can be heard easily
  • Detects high levels of propane, natural/methane gas, and carbon monoxide
  • Easy to read backlit digital display allows you to view current and peak levels

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