Chuông báo động cảm biến không dây 105db gắn cửa tại Lotte Market
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Material: plastic. Color: show as pictures. Magnetic sensor switch detects entry protecting your home or office whether you are in or out. Power by 3 x 1. When people illegally open the case or windows, the alarm and attachment are separated, the alarm could be a strong siren to deter thieves. The alarm volume could reach 105 dB. Attach the: Còn hàng
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Giới thiệu Chuông báo động cảm biến không dây 105db gắn cửa tại Lotte Market
Description:
Material: plastic.
Size: 53*35*20mm.
Color: show as pictures.
Powered by 3*AG13 battery(included).
Features:
* Magnetic sensor switch detects entry protecting your home or office whether you are in or out.
* Easily mounted by adhesive tape to window or door.
* Power by 3 x 1.5V LR44 button batteries(included).
* When people illegally open the case or windows, the alarm and attachment are separated, the alarm could be a strong siren to deter thieves.
* Widely used in internet bar, residence, office and store. The alarm volume could reach 105 dB.
Operation:
* Use the double side adhesive tape to fix the main unit at the side of the door / window.
* Attach the bar magnet to door frame / window frame with the arrow aligning with the reference line of the main unit.
* Test the setup by switching the system to "ON" position of the main unit and see whether the alarm can be triggered by opening the door / window
Package include:
1 * Magnet Sensor.
3 * button batteries.
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