An unmanned aerial vehicle (Rotomotion SR20) flight using the Rotomotion R3.4.4 GCS System. R3.4.4 features a new image stabilization system with field-of-view overlay on the moving map display. Flight routes are visual with interactive waypoint entry, editing and monitoring. The SR20 unmanned vehicle is an electric powered helicopter that is approximately 6 feet (1.8m) long and weighs up to 28 lbs (12.7kg) on take-off. It can perform missions up to 1 hour and fly at speeds of 34 mph (15m/s) out to about 3 miles (5km) from the operator's station on the ground. The SR20 electric vehicle is silent at about 60 yards (60 m) from an observer. (less info)