Due to the outstanding advantages of CAN bus such as high speed communication rate, high reliability, easy connection, multi-master, simple protocol and high performance/price ratio, its application has rapidly developed from the automotive industry to automation, railway transportation, medical field, textile machinery and elevator control, etc. Light HS M12, a high-performance wireless CAN connector with dust and waterproof M12 connector, is suitable for the engineering machinery industry as well as replacing CAN cables in extreme environments. The Light HS M12 is a high-performance wireless CAN connector with a dust and waterproof M12 connector, suitable for use in the construction machinery industry and as a replacement for CAN cables in extreme environments.