Air Supply offers a Cube mini carrier board that comes with a DF17 connector. This connector allows you to flawlessly connect with every Cube flight controller version. This connector is compact in size and has equal capability to a standard carrier board (Pixhawk 2.1). This feature makes the product perfect for limited-size applications. As the authorized distributors in North America, our experts assure 100% guarantee on this product. To buy a Mini carrier board, click and visit https://airsupply.com/product/mini-carrier-board/