LOCKHEED MARTIN F-35B LIGHTNING:Powerplant: one Pratt & Whitney F135 turbofan rated at 40,000lb st (177.88kN) with afterburning and 40,500lb st (180.10kN) for vertical take-offLength: 51ft 2¼in (15.60m)Height: 14ft 3½in (4.36m)Wingspan: 35ft (10.70m)Wing area: 460sqft (42.70m2)Maximum take-off weight: around 60,000lb (27,216kg)Maximum speed: Mach 1.6Combat radius: on internal fuel more than 450nm (833km)Maximum altitude: 50,000ftArmament: typically two AAMs and two bombs carried internally, with optional 25mm gun pod and underwing pylons enabling stores carriage up to 15,000lb (6,800kg)