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Smoke and Carbon Monoxide Detector: GasNet-CM

60-day hassle-free returns. 12-month warranty.

Free shipping on orders over $100, 5~12 working days delivery.

SKU: GasNet-CM

Price range: $29.00 through $145.00

A Secondary Protection Layer in Home Gas Safety

Detects smoke and carbon monoxide — not gas leaks

  • Dual Smoke & Carbon Monoxide Detection
    Monitors smoke and carbon monoxide levels in one compact device.

  • Local & Remote Alerts
    Loud audible alarm on site, plus instant app notifications via Wi-Fi.

  • Battery Powered with Low-Battery Warning
    Uses standard AA batteries and alerts you when power is low.

Why Smoke & CO Detection Still Matters in Gas-Powered Homes


Not all gas-related accidents begin with a detectable gas leak.

In many homes, incomplete combustion from gas appliances can produce carbon monoxide, an invisible and odorless gas that builds up silently. In other cases, smoke or fire may occur before a gas alarm is triggered — or even without a gas leak at all.

Smoke and carbon monoxide detection focuses on incident consequences, providing a critical backup layer when preventive measures are not enough.

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What This Detector Monitors

Smoke from fire incidents

Detects smoke caused by burning materials and fire events.

Carbon monoxide from incomplete combustion

Monitors CO levels generated by malfunctioning or poorly ventilated appliances.

Clear local alerts and visual indicators

Uses audible alarms and LED signals to warn occupants immediately.

How Alerts Work

On-site audible warning

A loud siren alerts everyone nearby when smoke or CO reaches unsafe levels.

Visual LED status indicators

Different LED patterns indicate alarm, standby, low battery, or fault status.

Wi-Fi notifications via mobile app

When connected to Wi-Fi, the detector sends instant alerts through the Tuya Smart / Smart Life app, keeping you informed even when you’re away.

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Key Safety Features

01
Dual smoke and carbon monoxide sensing
02
Test and temporary silence button
03
Battery powered operation with low-battery alert
04
Remote alert access through mobile app
05
Simple wall or ceiling installation

How This Complements Gas Leak Detection

Gas leak detectors are designed to identify fuel leaks before an incident occurs.

Smoke and carbon monoxide detectors serve a different role. They respond when combustion-related hazards develop — such as smoke buildup or carbon monoxide accumulation — even if no gas leak is detected.

Together, these layers provide broader gas safety coverage by addressing both prevention and incident consequences.

Smoke and carbon monoxide detection focuses on incident consequences.


For early warning and prevention, a dedicated gas leak detection device is still essential.

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Where to Install a Smoke & Carbon Monoxide Detector

Recommended locations include:

Bedrooms and sleeping areas
Hallways outside bedrooms
Each floor of the home

For best performance, install the detector on the ceiling and near the center of the room when possible.

Avoid installing near kitchens, bathrooms, vents, windows, or areas with high humidity, as these may cause false alarms or reduce accuracy.

How it works

Install the detector using the included mounting hardware.
Insert batteries and power on the device.
The detector continuously monitors smoke and carbon monoxide levels.
When unsafe levels are detected, a loud alarm sounds and — if connected — a mobile alert is sent instantly.

Product Technical Specifications

Additional information

Weight0.2 lbs
Dimensions12 × 12 × 2.8 cm
Material

ABS Plastic

Type

Wi-Fi

Color

White Color

Sensor

Photoelectric Sensor

Alarm Volume

>85dB (A) at meters

Warranty

24 Months

Power

DC 2*1.5V AA Alkaline

Installation

Screw

Battery lifetime

3 Years

What This Detector Does Not Do

  • Does not detect natural gas or propane leaks
  • Does not shut off gas supply
  • Does not replace a gas leak detector

Installation Guide

Step-by-Step Guide: Effortless Installation of GasNet-CM

Support and Documentation

Frequently Asked Questions

Does this replace a gas leak detector?

No. This device detects smoke and carbon monoxide, not gas leaks. It is designed to complement, not replace, gas leak detection.

Can it work without Wi-Fi?

Yes. The local audible alarm works independently. Wi-Fi is only required for mobile notifications.

Can I manage multiple devices in one app?

Yes. Multiple detectors can be added and monitored within the same app.

How loud is the alarm?

The alarm exceeds 85 dB at 3 meters.

Do I need a smoke and carbon monoxide detector if I already have a gas leak detector?

Yes. A gas leak detector focuses on detecting fuel leaks early. This device detects smoke and carbon monoxide, providing a secondary safety layer for combustion-related hazards—even if no gas leak is present.

Is a combined smoke and carbon monoxide detector better than separate alarms?

For many homes, yes. A 2-in-1 unit monitors both risks in one device, which simplifies installation and maintenance while still providing loud local alarms and app notifications.

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