Police car taxiing function; radar arm can swing up and down, can rotate 360°, with clicking sound; when the arm buckles the groove of the roof, variable hand use; 360° mechanical crane, crane arm can be removed, hanging basket can be lifted, with base can be used alone; track, slideway, gas station and repair shop model, can be freely assembled and disassembled; with light and sound (pure sound effect, no Chinese or English); with 2 police alloy cars, 12 road signs roadblock; battery: 3*AAA, no electricity.