Door Magnetic Sensors

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{"cid":"172441","pid":"27724986","pimg_url":"\/\/img1.b2bforus.com\/ec\/30\/9d2a91fd4647\/product\/100457490_s-w400xh400.jpg","name":"Detect Open\/Closed Status of Wireless Iot Lora Long Range Remote Control Window Magnetic Door Contact\/Door Sensor for Security Door Window Entry Alarm","attrs":{"Price":"$20.00(>=1 Pieces)","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"None"}}