Sky Drive- The worlds most accurate speedometer sending unit.
Calibrate your speedometer in less than a minute and you don't even have
to leave your driveway! Sky Drive is the world's most accurate electronic
speedometer sending unit. No need for ECU convertors or pulse signal
generators screwed onto your transmission. The new Sky Drive uses GPS
Satellite signals to operate your electronic speedometer. It updates 10
times per second and with one push of a button it's ready to go.