Wingtra WingtraOne
The Wingtra WingtraOne is a tail-sitting vertical take-off and landing unmanned aerial vehicle developed in Switzerland by Wingtra AG. Powered by two electric motors, it is designed primarily for use in precision agriculture and surveying roles, or for light payload delivery to rural areas. == Design and development == In 2013, development of WingtraOne began under the name "PacFlyer" as a "Focus Project" at the Autonomous Systems Lab at ETH Zurich, under the guidance of Roland Siegwart.