Highway C-ITS service app provides highway C-ITS service based on WAVE communication.A total of 2 modes are available.1. Operator mode- Construction, cleaning, and snow removal vehicles can be set- Periodically transmit BSM/PVD2. Normal driver mode- Operate in overlay mode- Periodically transmit BSM/PVD- Use the highway C-ITS service through receiving TIM/RSA/MAP from the BSM or RSU of another vehicle