Full scale R/C function simulative motor start-up sound * Maximum side turning angel of turret (left/right) approximately 320-degree * The barrel moves up and down 30. the turret turns 320 emulation music and action effect * Maximum climbing gradient (changeable on different road surfaces) approximately 35-degree * (Update with Metal gear box , Metal drive wheel with idle wheel and Metal machine gun light and metal front forward light) Track is Plastic