Carrera GO! Plus electronic speed controllers Do you want to get the most out of your Carrera cars and race track? Then you definitely need these Carrera GO! Plus wireless, electronic speed controllers. Specifications: Suitable for: Carrera GO! Plus race track Color: red, black Gender: junior Material: plastic Package dimensions: 21 x 15 x 4.5 cm (L x W x D) Type: Carrera GO! Plus Drive type: electric Wireless: yes Batteries: no, not included (2 AAA batteries) Technical specifications: Frequency: 2.4 GHz Frequency band: 2400 - 2483.5 MHz Transmission power: max. 10 mW Contents: 2 Speed ​​controllers