World Record of Multirotor Drone Endurance set by Quaternium

Quaternium company, the leading European brand of long-endurance multirotors, has set the World Record of Endurance accomplishing a 4 hour 40 minute flight with HYBRiX.20 fuel-electric quadcopter. This flight time beats any former demonstration ever made with an electric, hybrid of hydrogen multicopter. HYBRiX.20 RPA was designed by Quaternium in 2014 and its first model