Agni-IV is the fourth in the Agni series of missiles which was earlier known as Agni II prime. With a range of 2,500-3,500 km[13] Agni-IV bridges the gap between Agni II and Agni III. Agni IV can take a warhead of 1 tonne. It is designed to increase the kill efficiency along with a higher range performance. Agni IV is equipped with state-of-the-art technologies, that include indigenously developed ring laser gyro and composite rocket motor. It’s a two-stage missile powered by solid propellant. Its length is 20 meters and launches weight 17 tonnes. It can be fired from a road mobile launcher.