Approved for production in 1990, the M1A2 represents the U.S. Army's technological improvement of the basic M1A1 design and the most modern battle tank in the world. Outwardly similar in appearance to the M1A1, the most notable exterior changes on the M1A2 are the redesigned Commander's Weapon Station (CWS) and the addition of a Commander's Independent Thermal Viewer) on the left side of the turret forward of the loader's hatch. Internally, however, the M1A2 has been radically redesigned to take advantage of newer technology.Main Features:1.7.0 mainboard provides 2 sounds for option. 2.1/16 Scale appearance of real tank. 3.Pivotalsteering. 4.Like real tank firing.5.Shooting 6mm BB pellets with COOL hull-recoil action(hull recoil is not barrel recoil) and firing sound effect. Shooting range 20m. 6.Turret rotates 340 degree7.Barrel moves up and down almost 30 degree. 8.Emulational tank lights of LED. 9.Idle Smoking like real tank from "engine", when tank runs fast the smoke gradually becomes more, but you need to drop liquid into the tank(EACH TIME ONLY DROP ONE DROP)(please note maybe we can not ship liquid to some countries). 10.2.4Ghz radio control system11.Dimension: L22" x W9 " x H7" 56cm * W23cm * H19cm