The Tejas is India's indigenous light combat aircraft developed to replace the aging MiG-21 fighters. Key points: - The Tejas is a single engine, single seat, highly maneuverable supersonic fighter aircraft. - It has modern avionics including a glass cockpit and an active electronically scanned array radar. - Variants include the Tejas Mk1, Mk1A, Mk2 for both air force and navy use, as well as trainers. - The Tejas is intended to meet India's needs for an affordable, modern multi-role tactical fighter aircraft. Large-scale production of upgraded variants is planned to equip multiple air force squadrons.