2 Packs, 2 in 1 CO & Smoke Detectors,Carbon Monoxide Detectors,Smoke Detector Battery Powered,Include 3 * 1.5V AA Battery,85 db Smoke Alarm,Fire Alarm,Easy Install,Portable

Comprehensive Protection in One Device: This smoke and carbon monoxide detector gives you peace of mind by providing two essential safety features in one convenient unit
Instant Smoke and CO Detection: Equipped with advanced photoelectric and electrochemical sensors, this smoke detector carbon monoxide detector combo provides immediate detection of harmful levels of smoke and CO
Loud and Clear Alarms: With an 85 dB alarm and visual indicators, this smoke & carbon monoxide alarms ensure that youre immediately alerted to any potential danger
Easy to Install with Minimal Maintenance: Installing this detector is a breeze, and it requires little upkeep to maintain its reliable performance
Low Battery Warning System: Youll be notified when the battery is low, ensuring that youre never caught off guard

2 in 1 Detection Smoke and Carbon Monoxide Alarm

smoke detector carbon monoxide detector combo

Product Functions

Normal Operation & Troubleshooting - Working State

LCD Screen Readout

When there is no data, the screen is dark and the green light flashes;
When data is detected, the screen will display numerical values.

Audible and Visual Alarm

85 db alarm and flash indicator light
Test Button
Regularly check that the product is in working condition

4 level :Alarm sensitivity CO alarm sensitivity & time

Alarms have a certain threshold and will sound when a dangerous concentration is detected.

If the product has been in a prolonged alarm state after detecting an abnormality,

please contact provider (company) to confirm the method of resetting.

Some buyers get the product and due to incorrect analog testing, the product does not detect a value from where it cannot sound an alarm.

And the alarm of the siren needs to have a certain threshold value in order to sound the alarm, because too low a value will not trigger the sensor to work. This is also a design to prevent false alarms.

360 ° All-round Detection

High Sensitivity Photoelectric Sensor
High Stability Electrochemical Co Sensor
A good helper for family protection
Multi Scene Protection
Super Easy Install

Package list

1 x Smoke & Carbon monoxide detector.
1 x holder shell
2 x screws.
2 x expansion pipes.
3 x AA batteries
1 x user manual (English)