Shenzhen Lingbao Electronics Co,. Ltd
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Shenzhen Lingbao Electronics Co,. Ltd
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Wireless Photoelectric Smoke Detector Tester Sensor Detection Fire Alarm System With Back-Up Battery  Apr 20, 2015
Smoke Detector Product Description:1. Product model:AK-218A2. Photoelectrics sensor 3. high sensitivity4. Power sup...
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