Carrera GO! Plus electronic speed controller Do you want to enjoy your Carreracars and racetrack to the fullest? Then you have this CarreraGO! Plus wireless, electronic speed controller definitely needed. Specifications: Suitable for: Carrera GO! Plus racetrack Colour: red, black Gender: junior Material: plastic Package size: 21 x 15 x 4.5 cm (L x W x D) Type: CarreraGO! Plus Drive type: electric Wireless: yes Batteries: no, not included (1 AAA battery) Technical specifications: Frequency: 2.4 GHz Frequency band: 2400 - 2483.5 MHz Transmission power: maximum 10 mW