Smoke and Carbon Monoxide Detector, 2 in 1,Smoke detectors,Carbon Monoxide Detector,Easy Install,3 * 1.5V AA Battery

Price: $17.65 - $15.52
(as of Jan 08, 2026 21:45:51 UTC – Details)

Product description

2 in 1 Smoke and Carbon Monoxide Alarm

Test & Work Status & Troubleshooting Tips

Test button for battery and alarm operation verification, Test button; tests unit’s electronic circuitry, buzzer and battery function.

Once the batteries are installed, the unit will automatically turn on and when you press the “Test” button,

the screen will light up and sound an alarm for a few seconds to indicate that it is working, then the LCD display will remain stationary.

The green LED will flash every 60 seconds or so to indicate that the unit is operating normally.

If the unit does not perform as described, verify the battery whether it is connected correctly and that the battery does not need replacing.

The alarm needs to reach a certain threshold before it will alarm, refer to the manual for details.

Any operation problems, welcome to refer to the details page.

85db Alarm

After installation, test the unit by pressing the test button for five seconds. A series of beeps will sound.

Easy to Install

Low battery warning; smoke alarm will chirp once every 30s to remind user of replacing a new battery.

Digital Large Display

CAUTION: Do not press test/reset button while installing batteries. Otherwise, the unit will not work. WARNING!

Do a Good Job for Home

It is designed to detect carbon monoxide gas from any source of combustion. It is not designed to detect any other gas.

We recommend the installation of a Smoke&CO Alarm in the following locations.

Ceiling mounting is preferred in ordinary residential construction.

For maximum protection we suggest an alarm be installed on each level of a multilevel home including every bedroom, hallways, finished attics and basements.Put alarm at both ends of bedroom hallway or large room if hallway or room is more than 30ft.(9.1m) long.When mounting an alarm on the ceiling locate it at a minimum of 4”(10cm) from the side wall.If installing the alarm on the wall, at a minimum of 4”(10cm) and a maximum of 12”(30.5cm) below the ceiling

Tips

2 in 1 Technology: Smoke and carbon monoxide detector combines two vital safety functions in one device. With just a single unit, you can protect your home from both smoke and carbon monoxide hazards
LCD Readout: Equipped with an LCD digital display, our detector provides clear and easy-to-read information about the detected levels of smoke and carbon monoxide
85 dB Alarm: When smoke or high levels of carbon monoxide are detected, our detector emits a loud 85 dB alarm, ensuring that you and your family are promptly alerted to the presence of any danger
Test Button:To ensure the proper functioning of our detector, we have included a convenient test button. Regularly testing your detector is crucial to maintain its effectiveness
Easy to Use:The importance of simplicity when it comes to safety devices. Our Smoke and Carbon Monoxide Detector is designed to be user-friendly, allowing for easy installation and operation