Complete Set for technic - can be combined with more Motors.
Motor: 6000564 or 6132519 or 6211504
Batt. Box: 4506078 or 6074147 or 6171037 or 6236269 or 6257768
8884: 4506085 or 4566756 or 4581960 or 6040157 or 6079865 or 6132634 or 6194861
8885: 4506079 or 6034989 or 6074396