Lora wireless sensors

{"cid":"172441","pid":"27724828","pimg_url":"\/\/img1.b2bforus.com\/ec\/30\/9d2a91fd4647\/product\/100456641_s-w400xh400.jpg","name":"Detect Open\/Close Status of Anti-Thieft Wireless Magnetic Warehouse Window Door Open-Closed Detector for Keyless Entry System","attrs":{"Price":"Negotiable","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"None"}}