Standalone digital vario meter with speed-to-fly. Rotary switch with push button is used to setup all the parameters. A mixture of mechanical classical needle operated by a stepper motor and a 2 inch extremely bright display. It fits into a 57mm size hole, which is a standard size on the instrument panel. The device has a built in speaker and an Audio output. RS232 communication serves for system updates. Speed to fly indication with easy one finger setting change of Mc, Ballast or Bugs. Pre-loaded polar database for almost all gliders.