B7-HIDDEN PRESSURE ACTIVATED MAT ALARM CHIME ALERT/STAIR MAT FOR INTRUDER ALARM
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$29.99
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$33.67
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$4.85
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$52.99
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11%
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Product review & video
[Music] hello everyone welcome to another six over stones video today we are going to be showing you how to make your own pressure plate alarm to make your pressure plate alarm you need aluminum foil cardboard some wires duct tape foam a battery and a buzzer the mechanics of the alarm are set up like this connect a wire from the buzzer to the battery the other wire on the buzzer should be connected to a wire then connect another wire to the battery the two wire ends when connected complete the circuit and the buzzer will go off if the buzzer does not go off when the wires are connected flip the polarity of the wires on the battery first lay the piece of cardboard on the aluminum foil then fold the edges of the foil over fold the other edges of the foil over as well tape the edges of the aluminum foil down against the cardboard when done it should look like this repeat these steps for th


