This Man Built His Own Flying Machine

Jun 16, 2017 at 12:31 PM ET

A Swedish pilot has built his own multicopter and has successfully flown it for the first time. The copter took over two years to construct and features four circular rotor mount and an open cockpit. It’s powered by a 77-pound lithium polymer battery. He was airborne for eight minutes but plans to test the copter’s limits in further flights.