Refrigerator Alarm: What Is It and How It Works?

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Samsung RF27T5501SR 36 Inch Smart French Door Refrigerator with 26.5 Cu. Ft. Capacity, Family Hub™ Touch Screen Display, All Around Cooling, Adjustable Spillproof Shelves, Filtered Water/Ice Dispenser, Interior Camera, WiFi, Door Alarm

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Fridge Door Alarm Circuit

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