LoRa smoke detector

{"cid":"220646","pid":"31997475","pimg_url":"\/\/img1.b2bforus.com\/1b\/65\/7daf99414a94\/product\/121479970_s-w400xh400.jpg","name":"LoRaWAN Smoke Detector for IoT with 868MHz, 915MHz, AS923 AN-102 Available","attrs":{"Price":"Negotiable","MOQ":"1 set","Delivery Time":"Negotiable","Brand":"Winext"}}