This unit combines 9 instruments into 1. Users get an Altimeter, Airspeed Indicator, Artificial Horizon, Directional Gyro / HSI, Side Slip Indicator, Vertical Speed Indicator, Automatic Direction Finder with GPS, G-meter, and Magnetic Compass all in one instrument. The Ultra EFIS contains solid-state gyros, accelerometers, magnetic field sensors, air data sensors, and motion processors.