[2] Development stopped when Günther Rochelt suddenly died in September 1998.
The Solair II project began in 1996, and aimed to develop a higher-powered successor aircraft.
Modelled on glider construction, the aircraft has a V-tail tail, and fin headed on each propeller for propulsion.
The aircraft was manufactured in half-shells sandwich construction with honeycomb cores.
With charged batteries, it required an input of 755 W power for the straight flight.