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Wireless Fire Alarm Smoke Detector Sound and Light Alarm High Sensitivity Detector for Home Security

Wireless Fire Alarm Smoke Detector Sound and Light Alarm High Sensitivity Detector for Home Security
button for about 1 second, confirm that the indicator red and green lights flash alternately once, and the buzzer beeps once, indicating that the smoke detection function is normal. (2) Drill holes ...

Gas Leakage Detector for Home Fire Alarm LPG Gas Leak Sensor with Solenoid Valve and Manipulator

Gas Leakage Detector for Home Fire Alarm LPG Gas Leak Sensor with Solenoid Valve and Manipulator
case, replace the detector. Alarm state: The red light flashes rapidly, and the buzzer buzzes rapidly. (3).Self-test button In the normal monitoring state, long press the "Self-test/Mute" button for ...
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