1. Introduction and Safety Information
Thank you for choosing the Jemay Carbon Monoxide Detector. This device is designed to provide reliable detection of carbon monoxide (CO) gas, offering essential safety for your home, office, RV, or during travel. Carbon monoxide is a colorless, odorless, and tasteless gas that can be fatal. This manual provides important information on the proper installation, operation, and maintenance of your CO alarm.
This CO alarm meets strict safety standards set by Underwriters Laboratories (UL), ensuring accurate detection of CO levels as low as 100ppm, providing early warnings to protect your family from the "silent killer."

Image: Jemay Carbon Monoxide Detector displaying UL 2034 4th Edition & California Certified labels, indicating compliance with safety standards.

Image: The detector shown in diverse environments such as an RV, suitcase for travel, kitchen, boat, basement, and business office, highlighting its versatile use.

Image: A floor plan diagram illustrating the wide coverage area of the detector, indicating it can cover up to 40m² within a room.
2. Setup and Installation
2.1 Unboxing and Components
Upon opening the package, you will find the following components:
- Jemay Carbon Monoxide Detector unit
- Instruction Manual
- Battery (pre-installed, with a warning sticker)
- Battery compartment cover

Image: The complete contents of the product box, showing the detector, instruction manual, and the included 3V 10-year battery.
2.2 Battery Installation and Activation
The detector comes with a pre-installed 10-year backup battery. Before first use, you must remove the yellow warning sticker from inside the battery compartment to activate the battery. Ensure the battery is inserted with correct polarity (+/-).
Video: A comprehensive setup and safety guide for the Jemay Carbon Monoxide Alarm, detailing how to install the battery, perform initial tests, and understand alerts.
2.3 Powering the Device (Plug-in Design)
The Jemay CO Detector features a convenient plug-in design with a foldable plug. For continuous operation and longer-lasting use, simply flip up the foldable plug and insert the device into any standard 120V AC outlet. The device also includes a 10-year backup battery for uninterrupted safety during power outages.

Image: Illustrates the user-friendly design with two placement options: plugging directly into an outlet or placing upright on a surface using battery power.

Image: The detector highlighting its 'Plug and Play' functionality, showing the foldable plug ready for insertion into an AC outlet.

Image: A visual representation of the detector's dual power supply, showing both AC power and the internal battery backup for continuous operation.

Image: The detector's battery compartment, emphasizing its role in providing power outage protection and ensuring uninterrupted safety.
3. Operating Instructions
3.1 Daily Use and Testing
Once plugged in and the battery is activated, the detector will perform a self-test. You will hear a