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<title><![CDATA[EC21 Product Catalogs - light sensor ceiling]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/light_sensor_ceiling--340412/1/light sensor ceiling.html]]></link><item>
<title><![CDATA[Tanda Conventional Reflective Optical Beam Smoke Detector Beam Detector Relay Output]]></title><link><![CDATA[https://hsfire.en.ec21.com/Tanda_Conventional_Reflective_Optical_Beam--8815140_10595454.html]]></link><description><![CDATA[ceiling and wide areas such as warehouses, large storages, shopping malls,
leisure centres, exhibition halls, hotel lobbies, printing houses, garment factories, museums and prisons, as well
as places]]></description><pubDate><![CDATA[20250221]]></pubDate></item>
<item>
<title><![CDATA[Wireless Fire Alarm Smoke Detector Sound and Light Alarm High Sensitivity Detector for Home Security]]></title><link><![CDATA[https://patrolhawk2003.en.ec21.com/Wireless_Fire_Alarm_Smoke_Detector--8318223_11969688.html]]></link><description><![CDATA[lights flash alternately once, and the buzzer beeps once, indicating that the smoke detection function is normal.
(2) 
Drill holes in the ceiling with a hammer drill.
(3) 
Install expansion screws on]]></description><pubDate><![CDATA[20240716]]></pubDate></item>

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