Gebildet Rolling Door Contact Magnetic Reed Switch Alarm With 3 Wires For N.O./N.C. Applications Mc 51 Dash Cameras [ What You Get ]

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Gebildet Rolling Door Contact Magnetic Reed Switch Alarm With 3 Wires For N.O./N.C. Applications Mc 51 Dash Cameras [ What You Get ]Installation Instructions 1,The Door And Window Magnet Should Be Installed At The Closed Position Of The Door Window. 2,The Magnet Part Is Installed On The Movable Door And Window. The Switch Part Is Installed On The Fixed Door And Window Frame. The Switch Part And The Magnet Part Should Be Aligned As Much As Possible. 3, The Door Magnet Should Be Away From The Strong Magnetic Field Interference Source Such As A Transformer. Otherwise, The Working