VDO is a German brand of Continental Automotive which makes automotive electronics and mechatronics for powertrain, engine management system, fuel injection Systems. A full range of Tachograph and Data Management products and Telematics. Also since 1958 VDO supply components for pleasure boats, yachts and sailing boats. In 2018 the Marine business has been separated from VDO and brand of VDO Marine has been established. VDO Marine products are made by Swiss manufacture veratron AG.