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Drill holes 5.5cm apart for the wall plugs and secure the bracket with screws. Clip the alarm back into the bracket with a clockwise twist. Operation & Testing
Insert three AA batteries into the rear compartment, observing correct polarity. The device should beep once to indicate it is powered on. Placement:
Replace the entire unit immediately if the "End of Life" signal occurs or if it fails a manual test.
If a false alarm occurs (e.g., from cooking smoke), press the Test button to temporarily silence the siren. Maintenance & Safety Warning
80dB audible siren with a flashing red LED light.
Approximately 10.3cm in diameter and 3.5cm in height. Installation Guide
JKD-512COM is a 2-in-1 combination detector designed to monitor both carbon monoxide (CO) and smoke. While widely available on platforms like Amazon and Aliexpress, it is critical to note that major safety bodies, including the , have issued urgent warnings to stop using this specific model (manufactured by Shenzhen Jikaida Technology) because it may fail to alert users to fire or CO. Key Specifications
The screen will show a battery icon or "Lb," accompanied by a periodic chirp.
