Advanced Hydrographic Drone is a professional high-performance USV solution with integrated single echo sounder. It features detachable triple-hulled vessel to match various environmental constraints such as open space lake or shallow draft channel without worrying about running aground. TheAdvanced Hydrographic Drone USV solution embeds the CHCNAV absolute straight-line technology which enables a fully automatic pre-determined course in autonomous mode in adversed current and flow conditions. The survey projects can be completed in both manual and automatic cruise modes.