That's a tremendously attractive and fun set for newbies and young Mini 4WD fans. Oahu is the Oval Residence Circuit with sky blue and beige-colored track elements, plus completed models of the adorable Shirokumakko (product 95227) and Panda Racer (Item 95228). All you could've surely got to purchase are AA batteries the vehicles then setup the track for some enjoyable race! Oval Residence Circuit (Two-Level Lane Change) x1 Circuit is essentially 10 meters over 2 laps, and measures 216cm x 120 cm whenever put together. The fence height is pretty much 5cm. Mini 4WD Shirokumakko (Finished Model) x1 Mini 4WD Panda Racer (Finished Model) x1 Four AA batteries (offered individually) must run the Mini 4WD automobiles.