Sputnik- Iran has tested a new variant of the Toophan anti-tank missile during the ongoing Muhammad Rasulullah drills in the Gulf of Oman, local media reported Monday.

MOSCOW (Sputnik) � Iranian military helicopters fired the missiles while targeting improvised enemy vessels, the Tasnim news agency reported.

The Iranian-made missile has upgraded range, accuracy and launch system parameters. The three-day Muhammad Rasoulallah exercises entered their second day on�Monday.

The war games are taking place in�an area of�some 220,000 square kilometers (85,000 square miles). The drills aim to�improve the combat readiness of�Iran's ground troops. Air force units are also taking part. The Toophan missile has been produced since�2000. It has seen a number of�upgrades increasing warhead weight and adding laser guidance systems. The Qa'em variant is used against�helicopters.