... depth of 30~100 cm A), Operational Overview: 12v permanent magnet motor and quick connectors inside the hull, surrounded by inflatable ... bull tires and plastics, with a new, powerful DC permanent magnet motor drives a two-blade propeller new to generate power ... material, a molding process with cold, heat, anti-tearing function, equipped with fast inflatable mouth(3) Motor: 12 volt DC permanent magnet ...