High Speed RC Car: The speed can be reached up to 15-20 km/h. Just like a real racing car, it shows an unexpectedly amazing speed and super climbing ability. Rechargeable Ni-MH Battery: Introduced premium Ni-MH material, it is healthier and safer than Ni-Cd battery. Equipped with rechargeable Ni-MH batteries, each can be used 20-30 mins, which is more durable. 2.4GHz full-functional proportional radio control system: The excellent 2.4GHz full-functional proportional radio control system, with a stable remote control distance of about 50m, has a speed adjustment function and is suitable for both adults and children. It supports multiple RC cars to compete at the same time, so you do not have to worry about interference. Age: 8 Years+.