Carrera FIRST Racetracks: the first hippodrome for children aged 3 and up. The Easy-Clip holders of the FIRST circuits allow easy and, above all, stable assembly and disassembly of the children's track - also perfect for on-the-go. The entire race track system in the series is battery-powered and offers long-lasting driving pleasure for up to 6 hours with continuous operation. Recommended age:3-5