This is an 18mm long rectangular magnet with a width and thickness of 5mm. The surface is galvanized and magnetized in the length direction. The strong magnetic surface is 8x8 at both ends. It is mainly used in security monitoring fields such as wireless door magnetic detectors and door and window sensors. By pairing with window sensors, it is used to monitor the opening and closing status of windows and trigger alarms when windows are opened or damaged.
Wireless door magnetic alarm sensor magnet magnetization direction diagram;
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