lora door magnetic sensor

{"cid":"334657","pid":"42786276","pimg_url":"\/\/img1.b2bforus.com\/0e\/fe\/370f84d7d9f6\/product\/167396475_s-w400xh400.jpg","name":"Wireless Automatic Door Alarm Sensor Safety Sensor for Door, Window, Garage Security","attrs":{"Price":"$9.90\/pieces >=1 pieces","MOQ":"Negotiable","Delivery Time":"Negotiable","Brand":"Thingsend"}}