The CAN Hub Module for DJI Naza-M Flight Controller is an expansion hub for adding three additional CAN-bus ports. The CAN Hub is compatible with the DJI Naza-M V2 and the DJI Wookong-M flight controllers. Accessories that can be connected to the CAN Hub include the Zenmuse H3-2D, BTU Module, iOSD Mini and iOSD Mark II among others.