| Made in |
1978 Japan |
| Computer | Keyboard |
| Series | Electronic Computer Vehic |
| Batteries | 1 x 9V + 3 x C |
| Color | White |
| Model nr. | 4790 |
| Very rare version of a Big Trak type computer car. Introduced 2 years earlier. It can perform up to 48 movements. The Finish Lamp lights up when the programmed route has been completed. It also has 5 pre-programmed routes. Not sure what the number 21 means. | |
