The 2012 HAL Tejas design has been configured to match the demands of modern combat scenario such as speed, acceleration, maneuverability and agility. Short takeoff and landing, excellent flight performance, safety, reliability and maintainability, are salient features of Tejas design.The 2012 HAL Tejas has the delta wing configuration, with no tailplanes or foreplanes, and features a single vertical fin. It integrates technologies such as relaxed static stability, fly-by-wire flight control system, advanced digital cockpit, multi-mode radar, integrated digital avionics system, advanced composite material structures and a flat rated engine. The 2012 HAL Tejas is reported to have a requirement for 200 single-seat and 20 two-seat conversion trainers, while the Indian Navy may order up to 40 single-seaters to replace its Sea Harrier FRS.51 and Harrier T.60.The 2012 HAL Tejas is constructed of aluminum-lithium alloys, carbon-fiber composites, and titanium. Tejas integrates modern design concepts and the state-of-art technologies such as relaxed static stability, flyby-wire Flight Control System, Advanced Digital Cockpit, Multi-Mode Radar, Integrated Digital Avionics System, Advanced Composite Material Structures and a Flat Rated Engine.The 2012 HAL Tejas is a lightweight multirole fighter developed by India. It is a tailless compound delta-wing design powered by a single engine.The 2012 HAL Tejas achieved a speed of over 1,350 kilometres per hour (840 mph) during its sea level flight trials, thus becoming the second supersonic fighter developed indigenously by Hindustan Aeronautics Limited after the HAL Marut.