{"product_id":"new-programmable-computer-control-for-smart-home-12v-usb-relay-4-channel","title":"New Programmable Computer Control For Smart Home 12V USB Relay 4 Channel","description":"\u003cp\u003eNew 12V USB Relay 4 Channel Programmable Computer Control For Smart Home\r\nSpecification\r\nThis is USB controlled relay Board with 4 channels. It's used the HID technology, so no need\r\nto install any driver in windows system and you can easy to use.\r\nWe also provide an application and the C++ develop library that you can easy to integrate this module to your project.\r\nThis module can be used:\r\n1. Home automation\r\n2. Robotics Control\r\n3. Control doors and windows via windows system\r\n4. Controller power supply\r\nApplication:\r\n1. Supply the application code\r\n2. Supply C++ lib and dll for building your own project\r\n(include usb_relay_device.dll, usb_relay_device.lib, usb_relay_device.h)\r\nPackage Included:\r\n1 x 12V USB Relay 4 Channel Programmable Computer Control For Smart Home New\u003c\/p\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1006\/1280\/0788\/files\/9b3a4d6d06f03c08e4b8588e21c8ca3a.jpg?v=1777123464\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1006\/1280\/0788\/files\/d34964cc13f6de6b7bf430d3aa928e3f.jpg?v=1777123469\"\u003e\u003cbr\u003e","brand":"Annuosen","offers":[{"title":"Default Title","offer_id":52398326907156,"sku":"405ffe-1-","price":13.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1006\/1280\/0788\/files\/59f76eeff5484e9a805dc06852b40801.jpg?v=1777123448","url":"https:\/\/annuosen.com\/products\/new-programmable-computer-control-for-smart-home-12v-usb-relay-4-channel","provider":"Annuosen","version":"1.0","type":"link"}