Sensor measure airspeed in the plane. Based on Swiss made differential air sensor MS4525DO (expensive, but best in class).
Probe should be mounted in not turbulent air area, far away from propeller.
Board dimensions: 20x17mm
Cable length: 25cm
Pneumatic hose length: 75cm
Weight: 19g (6g board + 13g Pitot probe)
Power: 3,5 - 10V