Requires a USB port charger with a minimum output of 1A. Recommended for ages 14 and up. Input: DC 5V-1A / Output: 6.4V - 1000mA. For the 6.4V LiFePO4 batteries 370600051, 370600052, and 370600053 from Carrera RC. Only for use with the corresponding Carrera RC vehicles. Carrera appeals to various age groups, including both young and young-at-heart customers. For many years, Carrera has been the market leader in slot cars for children's rooms and hobby basements. With innovative ideas and high-quality products, the world market leader from Fürth sets high standards. Through numerous original licenses, such as those from Ferrari, Red Bull, or Nintendo, Carrera creates a realistic motorsport atmosphere on the home track. In addition, the German manufacturer Carrera is also committed to social and ecological initiatives.