Electric deformation car tank, universal rotation, encountering obstacles in the process of walking will change the direction of progress. Colorful lighting, built-in colored LED lights, multiple light sources on the body, using 3 AA batteries for power supply, realistic sound effects, moderate decibels and not harsh, tanks and robots will deform and exchange forms during driving. During driving, it will automatically transform with lights and music, and the built-in spring of the gun barrel can be retractable, which can reduce the impact and prevent the tank from being damaged when it hits an obstacle. The universal wheel at the bottom will automatically change the direction of travel when it encounters an obstacle, and the built-in colored LED lights can emit light in many places on the body and change the color of the light with sound effects.