The two-stage Agni technology demonstrator, with a solid-fuel first stage, was first tested at the Interim Test Range in Chandipur in 1989.
Weighing 12 tonne with a length of 15 metres, Agni-1 has a range of 700-1250 km[REF][REF] and is capable of carrying a conventional payload of or a nuclear warhead[REF] at a speed of 2.5 km/s [REF].