【Baby & Toddler Toys】Little kids enjoy chasing the running police car, which can stimulate their sense of sight hearing and touch, and exercise their eye-hand coordination. It is a great toy or gift for baby & toddler birthday, Christmas, etc. 【Transparent Gears】The outer shell of the police car is transparent, and the internal gears and structure can be clearly seen. When the car is driving, all gears will rotate. It is so amazing. 【Dazzling Light & Music】During driving, the vehicle will play music and emit dazzling light. The lights keep flashing and changing color, just like stage lighting. 【Two Modes】Turn the switch to position "I", the vehicle will emit dazzling light. Turn the switch to position "II", it will start playing dynamic music, driving automatically, and the gears will rotate. It is easy to play for little kids. 【Car Battery】The police car is powered by 3 AA Batteries (Not Included). You can buy the batteries in a local store.